YUNTONG Smart

• Sonoff Basic Clone
• can be flashed to Tasmota

• PIN assignment:

  PCB Antenna End: * TOP Layer - Bottom Layer * EN - TOUT * IO14 - IO12 * IO13 - IO15 * IO0 - IO2 * IO4 - IO5 * RX - TX * VCC - GND

The clone are based on the ESP-03S - User manual