Specifications: Name: Smart Switch for WLAN measurement Rated voltage: AC230V Rated current: 20A, 32A, 40A, 63A Local power consumption: <3W Operating voltage range: AC120V-280V Maximum rated output current: In63A Electrical life: 100.000 times on and off Wiring: Clamp terminals are used, and the cross-sectional area of the cable can reach 16 mm2 Mounting: Mounting on 35x7,5mm standard rail Properties: 1. Remote control anytime from anywhere 2. Schedule/Timer/Loop Timer 3.Energy monitoring, set price of power unit, can calculate the power consumption of home appliance, download data on sheet 4. Pre-set power/current/voltage thresholds via app. As soon as the real-time power/current/voltage reaches the thresholds, the connected electrical appliances are automatically switched off 5. Operating voltage: AC100-280V 6. Mechanical service life: Over 100000 times 7.Working temperature: -25-70 Function: On/off switch Time relay switch Voltmeter Amperemeters Power meter Current limit Scope of delivery: 1*Wifi Smart Circuit Breaker