3Pcs 5V/8-80V Power Supply ESP8266 WIFI Dual Relay Module ESP-12F Development Board Secondary Development

Manual Click here to openMore details Click here to openOverview ESP8266 dual relay development board is equipped with ESP 12F WiFi module all I O ports are led out and it supports DC5V 8 80V power supply Provide Arduin development environment reference code suitable for ESP8266 secondary development learning smart home wireless control and other occasions Features 1 On board mature and stable ESP 12F WiFi module large capacity 4M Byte Flash 2 The I O port and UART program download port of the WiFi module are all led out to facilitate secondary development 3 The onboard WiFi module RST reset button 4 ESP 12F supports development tools such as Eclipse Arduin IDE and provides reference programs under the Arduin development environment 5 Onboard 2 5V relays output switch signals suitable for controlling loads whose working voltage is AC 250V DC30V 6 Onboard power indicator 1 programmable LED and relay indicator Package includes 3 x Relay board