Description: 100% Brand New and High Quality! APP:Tuya Smart Built-in -jamming chip to enhance the stable transmiion and reception of WiFi signals, to prevent clutter interference. Profeional EMC test Profeional EMC comprehensive testing to ensure safe and reliable communication proce. Impact withstand voltage 6000V Guaranteed to increase the service life of equipment even under overpreure conditionsEMC electromagnetic interference performanceExperienced rapid transient burst immunity test, surge test, electrostatic discharge test, etc.The product remains intact. High mechanical life The product organization still maintains good operation after experiencing 10,000 operations per hour of 120 closing cycles.Quick closing functionImprove the performance of opening and closing, prevent overheating and aging, and prolong service lifeOne mobile phone can control all electrical appliances with one APPIsland power supply, tower equipment, outdoor lighting, house power supply, field engineering, mountain facilities, street lighting controlWiFi : 2.4 GHzRemote control : By smartphone application from anyway (the smartphone must connect to the internet in WiFi or 3g/4g)Application : Tuya APP (free download in IOS and Andorid)Function : switch on / switch off / timer schedual / smart sceneWork with : Alexa , Google Home , IFTTT .Function: overload , short-circuit , isolating . Specifications: Rated voltage: AC230V (1P, 2P) / AC400V (3P, 4P) Rated frequency: 50/60Hz Number of poles: 1P/2P/3P/4P Pollution level: level 2 level: IP20 Rack rated current: 100A Rated current: 6A,10A,16A,25A,32A,40A,50A,63A,80A,100A Instantaneous tripping form: C Rated impulse withstand voltage: 6000V Control level voltage: AC220V Implementation standards: GB10963.1, IEC60898-1, GB/T21706 Control mode: working mode, pairing mode Phase line leakage current: steady state current consumed per phase line 0.2mA Drop test: in line with GB/T4857.18 EMC test: in line with GB/T18499-2008 Rated short-circuit breaking capacity: Icn=6kA Ics=6kA Operating temperature: -25 C ~ +65 C Mechanical life: in line with GB10963.110000 times Electrical life: in line with GB10963.1 6000 times Installation category: 1, ll Temperature rise test: 60k Salt spray test: in line with GB/T 2423.1724h Package Included: 1*Circuit Breaker 1*Instruction manual Notes: Check if the WIFI router is 5G or 2.4G. This product supports 2.4G (if it is a dual-band router, please change to 2.4G)