1. Built in WiFi Antenna: This smart circuit breaker has built in WiFi antenna, which enhances the stability of WiFi transmission and reception while maintaining a clean appearance and preventing contact interference.2. Good Performance: The impulse withstand voltage of this WiFi circuit breaker is 6000V, ensuring that it can effectively improve the service life of the equipment even under overvoltage conditions, and is safe and reliable.3. Less Interference: This circuit breaker has good anti electromagnetic interference performance, has undergone electrical fast transient pulse group immunity test, test, electrostatic discharge test, etc.4. APP Remote Control: This 4P smart circuit breaker supports remote control of mobile phones, supports for Tuya APP, and a powerful server to provide you with safe and reliable backend services.5. PA66 Material: This circuit breaker is made of excellent PA66 material, which has good flame retardancy, high temperature resistance, and can be used in various environments with a long service life.Spec:Item Type: WiFi Circuit BreakerCompliant Standard: GB/T 10963.1 IEC 60898-1Rated Frequency: 50/60HzPole Number: 4PPollution Level: 2 LevelProtection Level: IP20Installation Category: II, IIIDesignated Working Temperature: -25-65℃Frame Rated Current: 80A, 125ARated Current: 100AInstantaneous Release Type: CRated Short Circuit Breaking Capacity: 6kARated Impulse Withstand Voltage: 6kVMechanical Life: Over 10000 TimesElectrical Life: Over 6000 Times Withstand Capacity: Complies with GB/T 17626.5 Voltage 4.0KVSalt Spray Resistance: Complies with GB/T 2423.17 48hDustproof: Complies with GB 4208 8hMaximum Wiring Capacity: 50mm²Tightening Torsion: 4-5NmHow to Use:Support Function: 1. Remote control opening and closing function2. Manual switch function3. Overload protection function4. Short circuit