Catalog > Consumer Electronics > Kits > Various Kits ESP8266 30A Relay WiFi Module Board ESP8266 30A Relay 2CH WiFi Module Board BDD ESP8266 RELAY 2CH 5/28V 30A TWO CHANNEL ESP8266 30A RELAY WIFI MODULE BOARD. BASED ON THE ESP-12F WIFI MODULE. HAS A 30A RELAY. POWER SUPPLY DC 7 - 28V OR 5V 257.74 ZAR inc for 1 Each 10 in Stock Add Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Features A dual channel relay WiFi module based on the ESP-12F WiFi module and two 30A relays Mature and stable ESP-12F WiFi module on board, 4MB flash. The I/O port of the WiFi module and the UART program transfer port are all driven out. It is convenient for secondary development. Power supply DC7-28V / 5V. Onboard is a WiFi module RST reset button and a programmable button. ESP-12F supports the use of Eclipse/IDE and other development tools and provides reference programs in development environment On board are two 5V/30A relays which are suitable for controlling loads within AC 250V/DC30V voltage range. Onboard a power indicator, a relay indicator. The ESP-12F comes with a programmable LED. Board size: 83*68mm