• • Overview: The ESP8266 ESP-01 5V 4-Way WiFi Relay Module is a versatile and highly efficient IoT board designed for seamless remote control of household appliances and smart home automation.

  • Key Features: Operates on a standard 5V supply and provides 4 independent relay channels. It connects directly to WiFi networks via the onboard ESP-01 module, enabling wireless switching and monitoring using smartphone apps or computer interfaces.

  • Applications: Ideal for DIY smart home systems, IoT projects, remote switching of lights and small motors, and building Arduino-based wireless automation setups.