Product Specifications Remote control by mobile phone, Tuya Smart Edition Component Type:TO-Q-SY1 Protocol:WiFi(Default) 2.4GHz Rated operating voltage range 90V-240V Control Type:Remote control,Manual Poles 1P+N(N Pole Pass-through) Customization:Lora,SigMesh,RS 485,ZigBee,RJ45 Model selection:Without power meter function Specifications: Feature [WIFI Din Rail Switch] Into Smart With Your DIY Idea.Remote control by mobile phone Tuya Smart Edition. [Benefit Your Life] Make your finger to touch every corner [Smart Protection] Setting the switch status of the equipment in different scenarios,and remotely monitor the real-time situation of the load electrical appliances. [More smart scenarios] Connect it,you can monitor the usage of all home equipment,you can remote control,timing control,make life more intelligent. [Three Timing Modes] Timing Mode/Countdown Mode/Loop Timing. Package Included: 1Smart Circuit Breaker 1User Manual