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.