12V ESP8266 Dual WiFi Relay Module Internet Of Things Smart Home Mobile APP Remote Switch

Overview 12V ESP8266 2 channel WIFI relay module equip with to ESP 01 WIFI module and 8 bit high performance MCU Only need simple configurations and then you can control the relay with cellphone APP under LAN area Instructions Click here to openMore details Click here to openThe function and characteristics 1 On board N76E003 STM8S003 and ESP 01 WIFI module2 Having two modes 1 Mode 1 Cell phones carry on the wifi module directly 2 Mode 2 Cell phone and wifi module carry on the same routerAdditional function As an USB relay module when unplug the ESP 013 Transmission distance 1 In the open environment the maximum transmission distance is 100m when the cell phone carry on the wifi module directly 2 when the wifi module and cell phone carrying on the same router the transmission distance depend on the routers signal intensity 4 Use Smartconfig technology of ESP8266 to configurate the password for the ESP 01 module with APP5 On board 12V 10 A 250 v AC 10 A 30 v DC relay absorb 100000 times continuously Module with diode effusion protection short response time6 On board model selection and working position indicator LED7 On board preserved UART debug interface and MCU program interface3 Introduced the hardware and instructionsSize 59 40mm The board function description 1 Interface and sources IN IN 12V power inputTX RX UART communicationSWIM NRST MCU program interfaceS1 Mode selection key default is mode 1S2 Restore keyLED D2 and D4