Type-C 3.7V Lithium Battery Charger & Protection Module (TP4056) A high-efficiency USB Type-C charging module designed for single-cell 3.7V lithium-ion and LiPo batteries (such as 18650 cells). Equipped with built-in protection ICs against overcharging, over-discharging, and short circuits, ensuring maximum safety and longevity for your battery projects. Key Features:• Input Voltage: 5V DC (via USB Type-C or soldering pads)• Full Charge Cut-off Voltage: 4.2V ± 1%• Max Charging Current: 1000mA (1A)• Battery Over-Discharge Protection Voltage: 2.5V• Battery Over-Current Protection: 3A• Indicator LEDs: Red (Charging) / Blue or Green (Fully Charged)• Applications: DIY Power Banks, Portable Electronics, Arduino/Raspberry Pi projects, and rechargeable devices.

A compact MPPT (Maximum Power Point Tracking) solar charge controller module, specifically designed to efficiently charge 3.7V Lithium-ion and LiPo batteries (such as 18650 cells) using small solar panels. It delivers up to 1A charging current with a regulated output of 4.2V. This is the ultimate component for standalone IoT devices, remote sensors, robotics, and engineering projects requiring self-sustaining, off-grid clean energy management.

A professional 9-way DC Power Distribution Terminal Block PCB, perfectly designed to manage and distribute 5V, 12V, or 24V DC power. It features individual fuses and LED status indicators for each of the 9 channels, coupled with a main master switch for total control. This board is the ultimate solution for eliminating cable clutter, offering safe and highly organized power distribution for complex engineering projects, DIY electronics, and CCTV power supply boxes.

An ultra-small and highly accurate DC-DC Step-Down (Buck) Converter module. It efficiently steps down an input voltage range of 3.3V–6V to a stable 3V output. Featuring an ultra-low quiescent current and a compact footprint, it easily fits into space-constrained DIY projects. This is an essential and safe power solution for sensitive sensors, IoT devices, and microcontrollers requiring a reliable 3V supply from standard 3.7V lithium batteries or 5V sources.

The 1800W 40A DC-DC Boost Converter is a heavy-duty, industrial-grade step-up voltage converter designed for high-power applications. Delivering up to 1800W and 40A, it features a large integrated heat sink for efficient heat dissipation and reliable operation under demanding loads. It efficiently boosts DC voltage, making it ideal for solar power systems, lithium battery charging, high-power LED applications, electric vehicle projects, and other advanced engineering systems. A dependable solution for graduation projects and professional applications requiring stable, high-power DC conversion.

The Mini Solar LiPo Battery Charger Module is a compact and intelligent charging solution designed for Lithium Polymer (LiPo) batteries powered by portable solar panels. It features convenient quick-connect terminals for easy battery and solar panel connections without complex soldering. With integrated battery protection, it helps ensure safe charging and extended battery life. This module is an excellent choice for IoT devices, robotics, wireless electronics, and solar-powered projects that require reliable, sustainable energy.

The 15W 3A UPS Power Module is a professional Uninterruptible Power Supply (UPS) solution designed to keep critical electronic devices running without interruption. It automatically switches to a 3.7V Li-ion/LiPo backup battery within milliseconds during a power failure and recharges the battery automatically when the main power returns. Available in 5V, 9V, 12V, and 24V output versions, it is suitable for a wide range of applications. Ideal for protecting routers, CCTV cameras, IoT devices, embedded systems, and engineering projects that require reliable 24/7 power continuity.

A compact 40W Mini UPS Uninterruptible Power Supply board (11.1V) with USB and DC ports, engineered for graduation projects and embedded electronics. It's the perfect module to keep your microcontrollers, Raspberry Pi, or networking modules running seamlessly during power drops.

A high-performance LTC3780 automatic step-up and step-down (buck-boost) DC-DC converter module. It accepts a wide input voltage range (5-32V) and delivers a highly stable, adjustable output (1-30V) at up to 10A. This module is essential for robotics and engineering projects operating on battery power, ensuring that sensitive electronics receive a constant voltage even as the power source fluctuates or drains.

A reliable 12V dual power switching relay module designed for automatic power source selection. It acts as an intelligent UPS switch, instantly transitioning your system to backup battery power during outages, ensuring continuous operation for engineering projects and critical setups.

A versatile DC-DC boost module and lithium battery charging/discharging board (3.7V/4.2V to 12V output). Ideal for DIY solar setups, building custom mobile power banks, and supplying stable 12V power to Arduino, ESP32, and student electronics projects using standard 18650 lithium batteries.الوصف (العربية) وحدة متكاملة لشحن وتفريغ بطاريات الليثيوم (3.7V/4.2V) مزودة بدائرة رفع جهد (Boost Converter) لإخراج تيار ثابت بقوة 12 فولت. قطعة أساسية واقتصادية لبناء بنوك طاقة (Power Banks) مخصصة، تشغيل مشاريع الأردوينو والمتحكمات الدقيقة، أو بناء أنظمة طاقة شمسية مصغرة تعتمد على بطاريات 18650.

Upgrade your device's charging capabilities with the 65W Type-C PD Fast Charging Module. Engineered for high performance, this module supports the latest Power Delivery (PD3.1) and Quick Charge (QC3.0) protocols, ensuring rapid and highly efficient power transfer. Ideal for DIY electronics, custom power banks, and equipment upgrades.Max Output: 65W for ultra-fast charging. Protocols Supported: PD3.1, QC3.0, and backward compatible with standard USB-C fast charging. Applications: DIY charging stations, power bank circuit replacements, and custom electronic modifications. Safety: Features stable voltage output and thermal management to protect connected devices.Arabic Description قم بترقية إمكانيات الشحن لأجهزتك مع وحدة الشحن السريع بقوة 65 واط ومنفذ Type-C. صُممت هذه الوحدة لتقديم أداء عالٍ، وهي تدعم أحدث بروتوكولات الشحن السريع (PD3.1) و (QC3.0) لضمان نقل طاقة سريع وعالي الكفاءة. مثالية لمشاريع الإلكترونيات (DIY)، بنوك الطاقة المخصصة، وترقية المعدات.أقصى طاقة إخراج: 65 واط لشحن فائق السرعة. البروتوكولات المدعومة: PD3.1 و QC3.0 متوافقة مع معايير الشحن السريع السابقة لمنفذ USB-C. الاستخدامات: محطات الشحن المجمعة يدوياً، استبدال دوائر بنوك الطاقة، والتعديلات الإلكترونية المخصصة. الأمان: تتميز بإخراج جهد مستقر وإدارة حرارية لحماية الأجهزة المتصلة.

A versatile 3S 12V 3A lithium battery UPS charging and discharging module supporting up to 36W dissipation power. It features seamless automatic switching between charging and backup power modes, making it an ideal core component for building custom mini-UPS systems for routers, optical modems, and embedded electronics.الوصف (العربية) وحدة تنظيم شحن وتفريغ لبطاريات الليثيوم (3S 12V 3A) بقدرة تصل إلى 36 واط، مجهزة بنظام تحويل تلقائي سلس بين وضع الشحن ووضع إمداد الطاقة الاحتياطي عند انقطاع الكهرباء. تعتبر القطعة الأساسية المثالية لتصميم وتصنيع أنظمة الطاقة غير المنقطعة (Mini-UPS) الخاصة براوترات الإنترنت، الأجهزة البصرية، والمشاريع الإلكترونية المتقدمة.

A compact 2S 12V/15V 1A UPS power supply module with a 24W output, designed for dual lithium battery setups (7.4V-8.4V). Features low no-load power consumption, high conversion efficiency, and automatic switching between charging and backup power modes. Ideal for DIY mini-UPS systems, optical modems, and routers.الوصف (العربية) وحدة طاقة غير المنقطعة (UPS) مدمجة لبطاريات الليثيوم الثنائية (2S بجهد 7.4V - 8.4V)، توفر خيار خرج ثابت بجهد 12 أو 15 فولت وبقدرة 24 واط (1 أمبير). تتميز باستهلاك طاقة منخفض جداً في وضع الاستعداد ونظام تحويل تلقائي سلس بين الشحن وإمداد الطاقة الاحتياطي. تعتبر خياراً مثالياً لتصميم أنظمة الـ Mini-UPS الخاصة براوترات الإنترنت والأجهزة الإلكترونية الحساسة.

A high-performance EGBO 3S 20A Li-ion lithium battery BMS protection board designed for 18650 cells. It handles continuous discharge currents up to 20A and provides essential overcharge, over-discharge, and short-circuit protections. Perfectly optimized for 12.6V Lipo modules, power drill motors, DIY portable power banks, and student electronics projects.الوصف (العربية) لوحة حماية وإدارة لبطاريات الليثيوم أيون (3S 20A BMS) من علامة EGBO، مصممة خصيصاً لبطاريات 18650. توفر تيارات تفريغ مستمر تصل إلى 20 أمبير، وتحتوي على نظام حماية متكامل ضد الشحن الزائد، التفريغ العميّق، والقصور الدائري (Short Circuit). مثالية لأنظمة تشغيل محركات الدิล (Drill Motors)، وبطاريات 12.6 فولت، والمشاريع الهندسية ومحطات الطاقة المحمولة المصنوعة منزلياً.

A high-current 4S 16.8V 25A lithium battery BMS protection board designed for 18650 cells. It provides reliable overcharge, over-discharge, and short-circuit protection with a 25A current limit. Perfect for upgrading power tools, portable electronic devices, solar LED lights, and custom multi-cell battery packs.الوصف (العربية) لوحة حماية وإدارة بطاريات الليثيوم (4S 16.8V 25A BMS) مصممة خصيصاً لبطاريات 18650 وتدعم تيارات تصل إلى 25 أمبير. توفر حماية متكاملة ضد الشحن الزائد، التفريغ العميق، وقصر الدائرة. تعتبر الخيار الأمثل لصيانة وتعديل بطاريات أدوات العمل (Power Tools)، ومصابيح الليد الشمسية، ومشاريع الطاقات المتجددة.

A reliable 3S 12V lithium battery protection and charging board equipped with a modern Type-C charging port. It features advanced 20A overcurrent protection and safeguards cells against overcharge, over-discharge, and short circuits. Ideal for upgrading portable electronics, DIY mini power solutions, and custom 12V battery packs.الوصف (العربية) لوحة حماية وإدارة لبطاريات الليثيوم (3S 12V) مجهزة بمنفذ شحن عصري من نوع Type-C وتدعم حماية ضد التيار الزائد حتى 20 أمبير. توفر حماية متكاملة وفعالة ضد الشحن الزائد، التفريغ العميق، وقصر الدائرة. تعتبر خياراً ممتازاً لتحديث الأجهزة المحمولة ومشاريع حزم بطاريات الليثيوم المخصصة.

Overview: Estardyn XH-M603 Li-ion Storage Battery Charging Controller Auto Cut-off Switch LED Display Protection Board DC 12-24V is designed for 12-24V DC battery systems, ensuring reliable performance across low-voltage applications. Key Features: Equipped with an automatic cut-off switch to prevent overcharging and deep discharge, extending battery lifespan. Features a built-in 3-digit LED display for real-time voltage monitoring and easy start/stop push button controls. Applications: Ideal for educational projects, power management systems, DIY battery chargers, and protecting lithium storage batteries from damage.

Smart multi-voltage solar charge and discharge controller module designed for automatic switching in solar street lights, garden lamps, and decorative lighting systems. It supports a wide range of battery voltages, offering reliable day/night automated control (charges during the day, turns on automatically at dark, and turns off at dawn).Key Features:Multi-Voltage Support: Compatible with 3.2V, 3.7V, 4V, 11.1V, and 12V battery systems. Automatic Day/Night Switching: Built-in light control sensor for automated operation without manual intervention. Compact & Versatile: Ideal for DIY electronics, makers, smart lighting prototypes, and repairing small solar lights. Clear Wiring Configuration: Direct terminals for Battery (B+/B-), Solar Panel (S+/S-), and Load/LED Output (L+/L-).

Overview: The Lithium Li-ion 18650 Battery Charger Board is a compact DC-DC step-up boost module designed for efficient 3.7V/4.2V lithium battery charging and power management. Key Features: Integrates both charging and discharging (boost) functions in a single compact board. It safely charges 18650 Li-ion batteries while providing a stable stepped-up voltage output for your circuits. Applications: Ideal for building custom power banks, DIY portable electronics, Arduino projects requiring battery backup, and upgrading devices to rechargeable lithium power.الوصف (العربية)

433MHz Universal Wireless Remote Control Relay Switch Kit. Supporting a wide voltage range (DC 6V–30V), this comprehensive set comes with remote transmitters. It is the perfect ready-to-use solution for graduation projects, lighting automation, garage doors, and multi-user access control systems. Easy to wire and program for central control.

A highly versatile 4-Channel Smart Relay Switch module designed for independent control of four separate devices or electrical circuits. It features dual-mode connectivity: WiFi for global remote access via your smartphone, and RF433 compatibility for local remote controls. Housed in a protective, DIN-rail mountable enclosure for easy installation in electrical distribution boxes. Supporting a wide voltage range, it is the perfect professional solution for home automation, smart irrigation, garage door control, and advanced engineering projects.

The CD74HC4067 16-Channel Multiplexer/Demultiplexer Module is a professional expansion board designed to increase the available I/O channels of Arduino and other microcontroller platforms. Powered by the CD74HC4067 IC, it allows you to connect and access up to 16 analog or digital channels while using only 4 control pins on your main board. Its compact design, simple wiring, and easy programming make it an ideal solution for robotics, electronics, automation, and graduation projects that require multiple sensors, buttons, or other input/output devices.

A high-performance LTC3780 automatic step-up and step-down (buck-boost) DC-DC converter module. It accepts a wide input voltage range (5-32V) and delivers a highly stable, adjustable output (1-30V) at up to 10A. This module is essential for robotics and engineering projects operating on battery power, ensuring that sensitive electronics receive a constant voltage even as the power source fluctuates or drains.

الملخص بالإنجليزي (English Summary): A compact and highly efficient CH340C USB programmer adapter designed specifically for ESP8266 ESP-01 and ESP-01S WiFi modules. It provides a seamless and reliable connection to your PC for firmware flashing, debugging, and serial communication without the need for complex wiring, making it an essential tool for IoT developers and Arduino enthusiasts. الملخص بالعربي: مبرمج ومحول USB عملي جداً يعتمد على شريحة CH340C، مصمم خصيصاً لبرمجة وتفليش شرائح الواي فاي (ESP-01 و ESP-01S). يوفر اتصالاً مباشراً ومستقراً بجهاز الكمبيوتر لبرمجة ونقل البيانات دون الحاجة لتوصيلات معقدة، مما يجعله أداة أساسية وموفرة للوقت لطلاب الهندسة والمطورين لتسريع العمل على مشاريع إنترنت الأشياء (IoT).

لملخص بالإنجليزي (English Summary): A highly practical 5V WiFi smart relay module equipped with the popular ESP-01S (ESP8266) chip. It allows for seamless remote control of household appliances and engineering setups via smartphone apps, making it an excellent component for DIY smart home automation, Internet of Things (IoT) projects, and Arduino-based wireless switching. الملخص بالعربي: وحدة مرحل (Relay) ذكية بجهد 5 فولت مدمجة مع شريحة الواي فاي الشهيرة (ESP-01S). تتيح لك التحكم اللاسلكي بالأجهزة الكهربائية والمشاريع الهندسية عن بُعد عبر تطبيقات الهواتف الذكية. تعتبر قطعة أساسية ومثالية لبناء وتطوير أنظمة المنزل الذكي (Smart Home)، ومشاريع إنترنت الأشياء (IoT)، وتطبيقات الأتمتة بكل سهولة.

الملخص بالإنجليزي (English Summary): A highly reliable 5V DC to AC pure sine wave inverter SPWM driver board (EGS002) featuring the EG8010 ASIC, a 12MHz crystal oscillator, and the IR2113 driver. It includes a dedicated LCD module for real-time monitoring of operating status and parameters. This board is an essential core component for engineering students and DIY makers building custom AC power supplies, UPS systems, or testing precision power inverters. الملخص بالعربي: لوحة قيادة متطورة (EGS002) لبناء عاكس تيار (Inverter) بموجة جيبية نقية (Pure Sine Wave)، تعتمد على شريحة EG8010 ومحرك IR2113 ومذبذب كريستال 12 ميجاهرتز. تأتي الوحدة مزودة بشاشة LCD لمراقبة حالة التشغيل والبيانات بشكل مباشر. تعتبر هذه اللوحة المكون الأساسي لطلاب الهندسة والمطورين لتصميم وبناء أجهزة مزودات الطاقة الاحتياطية (UPS) أو تحويل التيار المستمر (5 فولت) إلى تيار متردد عالي الكفاءة وبدقة متناهية.

A heavy-duty 16-Channel Relay Expansion Board designed for complex automation, smart home systems, and industrial control projects. This module allows microcontrollers like Arduino, Raspberry Pi, and ESP32 to safely control up to 16 high-power devices or circuits simultaneously. Featuring built-in optocoupler isolation on every channel, it guarantees maximum electrical protection for your sensitive logic boards against voltage spikes. Whether you are an engineering student building an automated prototype or a hobbyist wiring a comprehensive smart greenhouse, this board delivers scalable and reliable switching power.Key Features:Channel Count: 16 independent relay channels for expansive multi-device control. Operating Voltage: Available in  and 12V configurations to match your microcontroller or power supply. Enhanced Safety: Integrated optocoupler isolation prevents high-voltage feedback and electrical noise from damaging the main controller. Application: IoT smart home setups, industrial PLC expansion, automated agricultural systems, and advanced robotics. Integration: Standard pinout interface for quick jumper wire connections to any 5V/12V logic microcontroller.Arabic Product Descriptionلوحة مرحلات (Relay) متقدمة بـ 16 قناة، مصممة خصيصاً لمشاريع الأتمتة المعقدة، أنظمة المنزل الذكي، والتحكم الصناعي. تتيح هذه الوحدة للمتحكمات الدقيقة مثل الأردوينو، راسبيري باي، و ESP32 التحكم الآمن في ما يصل إلى 16 جهازاً أو دائرة كهربائية عالية الطاقة في وقت واحد. تتميز اللوحة بوجود عازل ضوئي (Optocoupler) مدمج لكل قناة، مما يضمن حماية قصوى للوحات التحكم الحساسة من أي ارتفاع مفاجئ في الجهد الكهربائي. تعتبر الخيار الأمثل لطلبة الهندسة والمبتكرين لبناء نماذج الأتمتة، أنظمة الري المتعددة، ومشاريع التخرج.المميزات الرئيسية:عدد القنوات: 16 قناة مستقلة للتحكم الشامل في أجهزة متعددة. جهد التشغيل: تدعم أنظمة 5 فولت و 12 فولت لتتوافق مع مختلف المتحكمات ومصادر الطاقة. حماية متقدمة: عزل ضوئي (Optocoupler) مدمج يمنع التداخل الكهربائي ويحمي لوحة التحكم الرئيسية. الاستخدام: أنظمة إنترنت الأشياء (IoT)، المنازل الذكية، توسعة وحدات التحكم الصناعي (PLC)، وأنظمة الزراعة الآلية. التوافق: واجهة توصيل قياسية تتيح الربط السريع والسهل مع مختلف المتحكمات الدقيقة.

A versatile 5V Relay Module designed for the safe and efficient control of high-power AC/DC devices using your microcontroller. Available in 1, 2, 4, and 8-channel configurations, this board allows you to scale your automation projects precisely to your needs. It features built-in optocoupler (photocoupler) isolation on the logic side, ensuring your sensitive logic boards are completely protected against high-voltage feedback, voltage spikes, and electrical noise. Ideal for engineering students and hobbyists building smart home automation systems, automated irrigation setups, or industrial robotics using Arduino, Raspberry Pi, or ESP32.Key Features:Operating Voltage: 5V DC logic trigger. Channel Configurations: Available in 1, 2, 4, or 8 independent channels to suit projects of any scale. Enhanced Safety: Built-in optocoupler isolation protects logic circuits from dangerous high-voltage feedback. Load Capacity: High power contact load suitable for switching heavy-duty household appliances and motors. Compatibility: Seamless integration with Arduino, Raspberry Pi, and standard logic-level microcontrollers.Arabic Product Descriptionوحدة مرحل (Relay) متعددة الاستخدامات تعمل بجهد 5 فولت، مصممة للتحكم الآمن والفعال في الأجهزة عالية الطاقة (AC/DC) باستخدام المتحكمات الدقيقة. تتوفر هذه اللوحة بخيارات متعددة (قناة واحدة، 2، 4، أو 8 قنوات) لتتناسب تماماً مع حجم مشروعك. تتميز بوجود عازل ضوئي (Optocoupler) مدمج، مما يضمن حماية تامة للوحات التحكم الحساسة من أي ارتفاع مفاجئ في الجهد أو تداخل كهربائي. تعتبر مثالية لطلبة الهندسة وهواة الابتكار لبناء أنظمة المنزل الذكي، أنظمة الري الآلية، أو مشاريع الروبوتات باستخدام الأردوينو، راسبيري باي، أو ESP32.المميزات الرئيسية:جهد التشغيل: 5 فولت تيار مستمر (DC). الخيارات المتاحة: متوفرة بـ 1، 2، 4، أو 8 قنوات مستقلة لتناسب جميع المشاريع. حماية متقدمة: عزل ضوئي (Optocoupler) لحماية دوائر التحكم من أخطار الجهد العالي. قدرة التحمل: مصممة للتحمل العالي لتشغيل الأجهزة الكهربائية والمحركات القوية. التوافق: تتوافق بسلاسة مع لوحات الأردوينو، راسبيري باي، ومختلف المتحكمات الدقيقة.

A versatile 5V/12V relay module equipped with an Infrared (IR) remote control. Available in 1-channel and 4-channel configurations, it features self-locking and jog modes with a control distance of up to 8 meters. Perfect for DIY smart home automation, Arduino projects, and remote wireless switching of lights, motors, and electronic appliances.الوصف (العربية) وحدة ريلاي (Relay) عملية تعمل بجهد 5 أو 12 فولت ومزودة بجهاز تحكم عن بعد (ريموت كنترول) يعمل بالأشعة تحت الحمراء (IR) بمدى يصل إلى 8 أمتار. تتوفر بخيارات القناة الواحدة أو 4 قنوات، وتدعم أوضاع التشغيل اللحظي (Jog) والقفل الذاتي (Self-locking). تعتبر إضافة ممتازة لمشاريع الأردوينو والمتحكمات الدقيقة، وتطبيقات المنازل الذكية، والتحكم اللاسلكي عن بعد في الإضاءة والأجهزة الكهربائية.

A compact 3V low-level trigger relay module (available in 1CH, 2CH, and 4CH configurations) featuring built-in status LED indicators. Perfectly designed for low-voltage microcontrollers like Arduino, ESP8266, and Raspberry Pi, providing reliable circuit switching and isolation for smart home automation and DIY electronics projects.الوصف (العربية) وحدة ريلاي (3 فولت) تعمل بنظام التفعيل الأرضي المنخفض (Low-Level Trigger)، متوفرة بخيارات (قناة، قناتين، أو 4 قنوات) ومزودة بمؤشرات لضوء الـ LED لحالة التشغيل. مصممة بعناية لتتطابق بسلاسة مع المتحكمات الدقيقة ذات الجهد المنخفض مثل Arduino و ESP8266 و Raspberry Pi، مما يجعلها مثالية لمشاريع الأتمتة، والتحكم في الدوائر الإلكترونية للمنازل الذكية.

Overview: A pack of 10 popular W1209 digital electronic temperature controller modules designed for precise heat and cool regulation. Key Features: Equipped with a clear LED display, NTC waterproof temperature sensor probe, onboard relay, and easy-to-use configuration buttons for setting target temperatures. Applications: Ideal for DIY incubator projects, aquarium temperature control, cooling fans, and various industrial or home thermal management systems.الوصف (العربية)

Overview: A compact and efficient PCF8574 I/O expansion module designed to expand digital input/output pins using the I2C communication interface. Key Features: Equipped with the PCF8574T chip, featuring an I2C interface that allows controlling 8 bi-directional I/O ports using only two microcontroller pins (SDA and SCL). Applications: Ideal for Arduino and microcontroller projects, saving valuable GPIO pins when interfacing with multiple buttons, relays, or LEDs.

Overview: The A3967 EasyDriver Stepper Motor Driver V44 is a highly reliable and easy-to-use module designed for precision stepper motor control in Arduino development and 3D printing applications. Key Features: Optimized to operate efficiently with a 12V supply voltage, delivering stable power output for consistent motor performance without overheating. It features a compact and lightweight SMD package design, making it perfect for tight electronic setups. Applications: Ideal for DIY electronics, building custom CNC machines, 3D printers, and robotics projects requiring accurate and smooth stepper motor control.

Overview: The GY-302 BH1750 Light Intensity Illuminance Sensor Module is a high-precision digital ambient light sensor that accurately measures light intensity in lux. Key Features: Equipped with the BH1750FVI chip, it operates efficiently on a 3V-5V power supply and uses the standard I2C communication interface, making it incredibly easy to connect and communicate with microcontrollers. Applications: Ideal for smart home lighting systems, DIY weather stations, automatic display brightness control, and various Arduino-based environmental monitoring projects.

Overview: The 462D Long Distances Wireless Transceiver Module Board is a high-performance RF communication board designed for reliable, long-range wireless data transmission and remote control applications. Key Features: It features integrated antennas and supports multiple modulation schemes including FSK, GFSK, and OOK, ensuring stable signal integrity over extended distances. Applications: Ideal for smart home automation, long-range remote controls, telemetry systems, and DIY microcontroller wireless communication projects.

Overview: The AT24C256 I2C EEPROM Module is a high-performance, non-volatile memory module designed for reliable data storage in low-voltage electronic applications. Key Features: It utilizes a standard I2C serial interface for seamless universal compatibility with microcontrollers like Arduino and STM systems. It features a compact SMD package for efficient PCB integration, low power consumption, and a robust write endurance of 1 million cycles. Applications: Ideal for data logging, storing configuration settings, calibration data, and smart home projects where persistent memory is required even when power is lost.

Overview: The Four-Way Infrared Tracking Module is a comprehensive sensor board designed specifically for smart car robots to effectively track transmission lines and detect obstacles. Key Features: Equipped with 4 independent infrared reflective sensors, allowing for multi-directional line tracing and accurate obstacle avoidance. It features onboard potentiometers for easy sensitivity adjustment and provides straightforward digital outputs for fast microcontroller processing. Applications: Ideal for building DIY Arduino smart cars, line-following robots, maze-solving automated vehicles, and educational robotics kits.

Overview: The CD74HC4067 16-Channel Analog/Digital Multiplexer is a versatile breakout board perfect for expanding the I/O capabilities of your microcontroller to handle multiple devices seamlessly. Key Features: Operates efficiently on a 2V-6V power supply. This module allows you to connect up to 16 sensors or devices to a single analog or digital pin on your Arduino by using just 4 digital control pins for routing. Applications: Ideal for DIY electronics, projects requiring a large number of analog sensors, complex LED matrix controls, and saving valuable I/O pins on limited microcontroller boards.

A high-performance mini digital audio amplifier board powered by the TPA3118 chip, delivering a robust and clear 45W+45W dual-channel stereo output. It features built-in Bluetooth 5.0 for stable wireless audio streaming, alongside a standard 3.5mm AUX input. Operating on a wide voltage range (DC 12-28V), it is the perfect DIY module for engineering projects, building custom smart speakers, or effortlessly upgrading home and car audio systems.

A compact 3W mono Bluetooth audio amplifier module operating at 4 ohms. It features an integrated 3.7V lithium battery charging circuit, making it perfect for portable DIY speakers, custom smart home audio alerts, and student electronics projects without requiring external charging boards.الوصف (العربية) وحدة مضخم صوت بلوتوث مدمجة أحادية القناة (بقوة 3 واط ومقاومة 4 أوم). تتميز باحتوائها على دائرة شحن مدمجة لبطاريات الليثيوم (3.7 فولت)، مما يجعلها خياراً مثالياً وعملياً لبناء مكبرات الصوت المحمولة، وأنظمة التنبيه الصوتية في مشاريع التخرج، والأجهزة القابلة لإعادة الشحن دون الحاجة لتركيب دوائر شحن إضافية.

Overview: The PAM8403 Super Mini Digital Amplifier Board is a highly efficient Class D audio module designed for compact devices requiring strong and clear sound output without excessive power consumption. Key Features: Delivers a balanced 2x3W stereo output operating reliably on a DC 2.5V–5.5V power supply, making it easily powered via USB. It features a compact SMD design perfect for space-constrained setups. Applications: Ideal for DIY audio projects, building portable Bluetooth speakers, MP3/MP4 players, and integrating robust sound into Arduino-based electronic systems.

Overview: The LM386 Audio Power Amplifier and Sound Detection Module is a compact and efficient board designed for precise ambient sound sensing and audio signal amplification. Key Features: Operates reliably on a wide supply voltage range of 3.3V to 5.3V. It utilizes a compact SMD package for space-saving PCB integration and is built to withstand a wide operating temperature range from 0℃ to 120℃. Applications: Perfect for ambient sound detection projects, voice-activated switches, smart home audio sensing, and DIY microcontroller applications.