1. Remote control at anytime from anywhere 2. Timer ON/OFF 3. Scene setting,home scene(Turn on the light, turn on the water heater, turn on the TV, turn on the air conditioner), going out scene(Turn off the lights, turn off the water heater, turn off the TV, turn off the air conditioner, etc.) 4. Sharing devices with family and 5. 18 mm Din Rail install Notice using the device 1. Your smart phone should be connected 2.4GWIFI with internet 2. Down the tuya App from App or , create an account and login. 3. During pairing process,make 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 `t connect to a 5G network or hybrid network. 5. Enter WIFI passwords ,Make that your WIFI SSID and Passwords `t contain characters Standard:GB109631/ IEC60898 Rated Voltage : AC400V Rated Current:1-80A; Frequency:50/60Hz Poles:3P+N Control:Remote control Connection 2.4GWIFI Type: Mini Model Number: EAWCB-4P/EAWCB--4P Voice control: For and Google Home Feature: Remote control Any where Timer: Set time and Schedule ON/OFF App: Tuya /eWelink color:Black Material:plastic Package Contents: 1 x Smart Circuit Breaker(80A WIFI) 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.