ESP-12F 5V/7-30V/220V 4 Channel Relay Board

Description : Onboard mature and stable ESP-12F WIFI module, large capacity 4M BYTE FLASH; The I/O port and UART program download port of the WIFI module are all led out to facilitate secondary development; Onboard AC-DC switching power supply module, power supply mode supports AC90-250V/DC7-30V/5v; Onboard WIFI module RST reset button; ESP-12F supports the use of development tools such as ECLIPSE/ARDUINO IDE, and provides ARDUINO Reference program in the development environment; Onboard 4 5V relays, output switch signal, suitable for controlling the working voltage of AC Load within 250V/Dc30V; Onboard power indicator, 1 programmable LED and relay indicator.