Aoqdqdqd 5V/12V ESP8266 Dual Channels WiFi Relay IoT Smart Home Mobile phone APP Remote Control Switch Board

Description The 5V 12V dual WiFi relay module uses ESP 01 as the WiFi module and is compatible with 8 bit MCU chips Only a simple configuration process can realize the wireless control of the 2 way relay by using the mobile phone APP in the lan Function 1 Onboard high performance microprocessor STM8S103 and ESP 01 WiFi modules 2 The module has 2 operating modes of work Mode 1 mobile phone is directly mounted on WiFi module Mode 2 mobile phones and WiFi modules are equipped on routers simultaneouslyAdditional function it can also be used as USB relay when ESP 01 is pulled out 3 Transmission distance In an open environment the maximum stable transmission distance is 100M when the mobile phone is mounted on the WiFi module 4 When the WiFi module and mobile phone are carried on the router at the same time the transmission distance depends on the signal strength of the router 5 The use of Smartcongig technology in the mobile phone on the APP ESP 01 WiFi module to complete the account and password configuration configured username and password memory function 6 Onboard 12V 10A 250V AC 10A 30V DC relay which can be continuously pulled for 100 thousand times has diode discharge protection short response time 7 Board mode selection and real time working status indicator 8 Reserved UART debug interface and STM8 SWIM program download interface 9 Board size 59 40mm Operating instructions Prepare the following tools before use 12V 1A power adapter and APP ESP Touc