1.Remote control at anytime from anywhere(By Tuya APP) 2.Voice control with Alexa and home(By Tuya APP) 3.Automatic reclosing 4.Overload and short circuit protection 5.Over volatage and under voltage protection Timely switch on/off with overcurrent protection Model: 2P-C40 Rated current: 20A-40A Model: 2P-C20 Function: Provides protection against indirect contact by human body Provides complementary protection against direct contact by human body. Effectively protects electric equiment against insulating failure. Provides comprehensive protection to household and commercial systems. Application: WIFI intelligent recloser circuit breaker can be widely used in household, factories, sduent dormitroy, farmland, muicipal works and can intelliently remote control water pump, water heater, underfloor heating equiement,etc. When the circuit breaker trips due to voltage protection, it automatically close when the circuit voItage returns to normal. (Note: For reasons, this function only applies to trips caused by voltage.) Note: After the power is disconnected and reconnected against. This product is in the off state. Wiring: Power must enter from the top and must be Live line + Neutral Line (L+N). Live line + Live line (L+L) cannot be used. Colour:White Material:PC Package Contents: 1 x Smart Circuit Breaker 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.