Remote control at anytime from anywhere Schedule//loop ,Energy monitoring Working Voltage:AC 90-300V 50/60Hz Mechanical Life: Over 100000 Times Working Temperature: -25-70 Colour:White Material:PC Notice: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/ TUYA APP. Wiring: Power must enter from the top and must be Live line + Neutral Line (L+N). Live line + Live line (L+L) cannot be used. TOB9S-63M Function: Remote on/off Time control function Relay last status Voltmeter Ammeter Power meter Active power 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.