Sonoff is a universal switch for your smart home system to remote or automate turn on / off something. Because it is based on the ESP8266. An advanced user can re-program the firmware using the Arduino IDE and a USB to Serial Converter (be sure to select the 3V setting).
Sonoff Dual is a 2-channel WiFi wireless smart switch that can connect and control two home appliances and electronic devices. This means 1 Sonoff Dual equals to 2 Sonoff basic switches! Sonoff Dual inherits Sonoff Basic switch’s advantages such as easy installation and operate, quick WiFi access, APP remote control.
In the APP EweLink for iOS and Android, you can independently turn on/off each of the two connected devices. But the button on Sonoff Dual is not an ON/OFF switch, it is only for long press to enter WiFi pairing state. You can set single/repeat/countdown timing schedules to turn on/off at a specified time, share to others so that they can control together.
User Manual for Sonoff WiFi Wireless Switch
1*Sonoff Dual with Case
Download Related CE/ RoHS Certificate and Report.
Please visit Itead wiki page for more info about this product. It will be appreciated if you can help us improve the documents by correcting the errors, adding more demo codes or tutorials.