We can offer OEM service to manufacture the circuit breaker with your logo, if you need, feel free to contact the seller Function: 1. On/off switch2. Time relay switch3. Voltmeter4. Ammeter5. Power meter6. Overvoltage protection (280V)Feature 1.Remote control at anytime from anywhere 2.Schedule/Timer/loop timer 3.Energy monitoring, Set power unit price ,can calculate house device power consumption, Download data to sheet 4.Preset power/current/voltage threshold values by app, once the real-time power/current/voltage reaches the threshold values, the connected electrical appliances will be automatically turned off 5.Working Voltage: AC100-280V 6.Over voltage protectionAC280V 7.Mechanical Life: Over 100000 Times 8.Tripping duration: instantaneous under or equal 0.1s 9.Working Temperature: -25-70 User Manual: SpecificationStandardGB109631/ IEC60898 Rated Voltage AC100-280V Rated current63A/80A Frequency50/60Hz Poles: 1P+N Control Remote control Connection 2.4G WIFI NoticeChecklist before using the device 1.Your smart Phone should have connected 2.4G WIFI with internet 2.Down the Tuya App from AppStore or Google Play store create an account and log in. 3.During pairing proce, make sure that your IOS or Android device and the Tuya device is within the range of the router. 4.The device only supports 2.4G network Please don't connect to a 5G network or hybrid network 5.Enter correct WIFI pawords ,Make sure that your WIFI SSID and Pawords don't contain special characters