Sonoff 4CH PRO R3 is a 4-gang WiFi smart switch with RF remote control, allowing you to manage up to 4 home appliances simultaneously via mobile app or voice commands through Alexa and Google Home.

Operating Voltage: 100-240V AC 50/60Hz (DC: 9-23V) Max. Load: 10A/2200W per Gang, 40A/8800W Total Wireless Frequency: WiFi 2.4GHz, RF 433MHz Wireless Standard: IEEE802.11 b/g/n Working Modes: Inching/Self-Locking/Interlock Compatibility: Works with Alexa and Google Home Mobile App: eWeLink Channels: 4 independently controllable Material: Flame-retardant ABS

