Sonoff 4CH Pro 4 Gang WiFi RF Smart Switch for DIY Smart Home

What's in the box:Body,1 x User Manual; Material:Plastics,ABS; Brand:SONOFF; Features:Reservation Function,Wireless use,Timing Function,Creative; Listing Date:01/28/2018; Instructions:German,Spanish,French,English,Chinese,Russian,Japanese,Portuguese,Italian; Base Categories:Smart Home,Computers,Electronics; Special selected products:COD,Clearance