Wi-Fi Smart Switch with RF control Sonoff RFR2

Input: 100-240V AC 50/60Hz 
Output: 100-240V AC 50/60Hz 
Max. Load: 1-gang
Wi-Fi: IEEE802.11 b/g/n 2,4GHz
Material: PC 
Box Size: 90x41x27mm
Weight:58g, 59g