This is a intelligent circuit breaker, the body of this circuit breaker is made of PA66 flaming retardant material, impact resistance, and wear resistance, safer in use. With this tool, you can remotely control and view the power on/off switching status of the device anytime, anywhere via the mobilephone APP. This product can intelligently control the device through APP after connecting to ZigBee gateways. (ZigBee products need to work with the gateways, not included). With alarm/fault push function, supports voice commands to control the circuit breaker, freeing your hands, you can enjoy the convenience of technology. Features: Premium Materials: The body of this circuit breaker is made of PA66 flaming retardant material, impact resistance, and wear resistance, safer in use. Intelligent Chip: MCU control, high-performance chip module, electrical energy data real-time transmission of cellphones, computers dynamic observation of power parameters. Mobliephone APP Control: With this tool, you can remotely control and view the power on/off switching status of the device anytime, anywhere via the mobilephone APP. This product can intelligently control the device through APP after connecting to ZigBee gateways. (ZigBee products need to work with the gateways, not included). Multiple Protections: Designed with leakage, overload, short-circuit, over-current, over-voltage, alarm, over-zero protections, etc. Alarm / Fault Push: Early warning intelligent protecting mechanism, timely push real-time data, compared with the traditional way, overhaul more time-saving. Voice Control: Supports voice commands to control the circuit breaker, freeing your hands and making it easier to control the device, you can enjoy the convenience of technology. Scene Applications: Intelligent technology, rest assured that the choice. Multiple groups of timing without an alarm clock to remind the day easy to arrange, external WIFI antenna, cellphone real-time data display. It can be used in your home, office, hotel, and so on. Specifications: Name: Circuit Breaker Material: PA66 Rated current: 1P 40A, 2P 63A, 1P 40A with metering CBC, 2P 63A with metering CBC (optional) Protocol: Zigbee (needs to work with the gateways, not included) Package size: 130 * 110 * 50mm / 5.12 * 4.33 * 1.97in Package weight: 150g / 5.29ounce Packing List: 1 * Circuit Breaker