!Built-in-jamming chip to enhance the stable transmission and reception of WiFi signals, to prevent clutter interference.WiFi: 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: , Home, IFTTT .Function: Overload, Short-Circuit, IsolatingEMC electromagnetic interference performanceExperienced rapid transient burst immunity test, surge test, electrostatic discharge test, etc.The product remains intact.Professional EMC testProfessional EMC comprehensive testing to safe and reliable communication process.Impact withstand voltage 6000VGuaranteed to increase the service of equipment even under overpressure conditions.High mechanical The product organization still maintains good operation after experiencing 10,000 operations per hour of 120 closing cycles.Rated voltage: AC400V (4P)Number of poles: 4PRated frequency: 50/60HzPollution level: level 2level: IP20Rack rated current: 100ARated current: 16A,20A,32A,40A,63A,80A,100AInstantaneous form: CRated impulse withstand voltage: 6000VControl level voltage: AC220VColor: As shownMaterial: plasticPackage Contents:1 x Circuit BreakerOnly 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.