4 Relay ESP32 Development PCBA for IoT Smart Home Project DIY Automation 2.4GHz WiFi & Bluetooth 5V Board Remote Control Switch 10A 250VAC 125VAC 30VDC 28VDC Screw Terminals for Relais Sensors

Description

That board is designed in Europe. All boards arrive without configuration codes. Upload your own code on ESP32 4 Channel Relay Development Board and you can turn it into wide range application electronic product for monitoring and controlling electrical devices over Wi-Fi or Bluetooth connectivity.Via simple connection it may be used for set, collect and monitoring data of electronic sensors and units. The device has plenty of applications, like following ones: · Home automation, lights, doors, water pump, fan, DIY and many other controls Specification: · Number of Relays: 4 · Number of Inputs: 5(4 + 1 analog) · Power supply voltage: 5V DC (via USB or terminal connector) · Relay switching power: 15A/24VDC (125VAC) 10A/250VAC · Communication: Wi-Fi/Bluetooth; Connection of every relay, terminal input to its relevant GPIO pin: · Relay1 – GPIO21 · Relay2 – GPIO22 · Relay3 – GPIO18 · Relay4 – GPIO19 · AN1 – GPIO36 · IN1 – GPIO05 · IN2 – GPIO12 · IN3 – GPIO13 · IN4 – GPIO14 · CSB – GPIO23 · SDI /SDA – GPIO26 · SDO – GPIO25 · SCK /SCL – GPIO27 · LED (LINK) - GPIO15 · Set Button – GPIO04Package content: · 1pcs ESP32 4 Channel Relay Development Board