Kit modul Engros releu+modul WIFI ESP-01 smart home IOT

Onboard Module:ESP8266 WIFI Module,can connect 5 client at the same time on the mode of APPWorking Method:Mobile phone equipped with Wifi moduleMobile phone and wifi module equipped with one router,and control the relay by APPOnboard Relay:5V,10A/250V AC 10A/30V DC relay