Remote control at anytime from anywhere Schedule or or loop ,Energy monitoring Working Voltage:AC 90-300V 50 or 60Hz Mechanical Life: Over 100000 Times Working Temperature: -25-70 Colour:White Material:PC Note: This meter Only supports 2.4G Wireless Network, NOT for 5G This decive is not compatible with for Home Assistant, please use the device in SMART LIFE APP or TUYA APP. Wiring: Power must enter from the top and must be Live line and Neutral Line (LandN). Live line and Live line (LandL) cannot be used. TOB9S-VAP Function: Remote on or off Time control function Relay last status Voltmeter Ammeter Power meter Active power Over voltage protection Under voltage protection Over current protection Over power protection Package Contents: 1 x Smart Switch Energy Meter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.