Sonoff 4CH PRO R3 4 vie montaggio WiFI wireless smart switch 433MHZ telecomando US
Sonoff 4CH Pro & 4CH PRO R3 are 4 gang WiFi switches. The Sonoff 4CH Pro smart switch is DIN Rail mounted. Wireless Standard: 802.11 b/g/n & 433MHz. LED String. Wireless Frequency: WiFi 2.4GHz. Repair Watch tool.