You can monitor the usage of all home devices,breaker and you can remotely control and schedule the control to make life smarter. Circuit breaker time mode/countdown mode/cycle time, when you leave work, you can set the time to turn on the air conditioner in advance or set other equipment. Set the device's on/off status in different scenarios, and remotely monitor the real-time status of charging electrical appliances. Compatible with for Home and Alexa. Voltmeter, Ammeter, Energy Meter,Voltage, Current, Active Power, Power Meter.<br><br>Colour:As Shown Material:Plastic<br><br>Package Contents: 1set * wifi breaker<br><br>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.