5V ESP8266 Dual Channel Wi-Fi Relay Module Internet of Things Smart Home Mobile APP Remote Control Switch

Description The 5V dual WiFi relay module uses ESP 01 as the WiFi module and is compatible with 8 bit MCU chip Only a simple configuration process can realize the wireless control of the 2 way relay by using the mobile phone APP Function 1 Onboard ESP 01 WiFi modules and high performance microprocessor STM8S103 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 Onboard 5V 10A 250V AC 10A 30V DC relay which can be continuously pulled for 100 thousand times has diode discharge protection short response time 6 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 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 Package included 1 x WiFi Relay Module