Smart Wall Switch KSH-SWSOperating Voltage: AC 85V-265V 5060HzMax. Load Power: 500WMaterial: ABS fire-resistant materialWireless Type: 2.4G 802.15.4Operating Humidity: 95%RHOperating Temperature: -40 85 No Wiring Switch (ONE-way) (TWO-way) (THREE-way)Operating Voltage: AC 85V-265V 5060HzMax. Load Power: 500WMaterial: ABS fire-resistant materialWireless Type: 2.4G 802.15.4Operating Humidity: 95%RHOperating Temperature: -40 85No wiring switch used with the power controller, with button batteries inside, without connection, then working, directly use APP, no wiring and the power controller matching is ok (Any place paste directly, or put to use)