Features Remote Control: Utilize WiFi and Bluetooth connections to remotely control the circuit breaker from anywhere, ensuring convenience and accessibility for the user. Stable Working: Withstands up to 6000V impulse voltage, ensuring stable operation and a longer service life even under overvoltage conditions, providing reliability and durability. Great Service: Benefit from a powerful and professional cloud server that offers reliable and secure background services, ensuring practicality and efficiency in operation. Easier Pairing: Effortlessly pair multiple products of different specifications simultaneously, allowing for quick and convenient pairing, enhancing user experience. Security Lock: Equipped with a safety lock, ensuring safe and simple electric maintenance, while also preventing contact interference, prioritizing user safety. Specification: Item Type: Circuit Breaker Material: PA66-DSM Flame Retardant Shell Rated Voltage: AC 400V Nominal Short Circuit Breaking Capacity: nic: 6kA Ics: 6kA. Rated Impulse Withstand Voltage: 6000V Number of Poles: 4P Working Temperature: -25℃~+65℃ Protection Level: IP20 Mechanical Life: ≥10000 Times Electrical Life: ≥6000 Times Instantaneous Trip Form: Type C Control Mode: Working mode, pairing mode. Start Method: WiFi mobile phone APP remote switch, Bluetooth. Trip Method: Over current trip. Application Scope: For isolated island power supply, tower equipment, outdoor lighting, house power supply, field engineering, mountain facility, street light control. Package List: Item Type: Circuit Breaker Material: PA66-DSM Flame Retardant Shell Rated Voltage: AC 400V Nominal Short Circuit Breaking Capacity: nic: 6kA Ics: 6kA. Rated Impulse Withstand Voltage: 6000V Number of Poles: 4P Working Temperature: -25℃~+65℃ Protection Level: IP20 Mechanical Life: ≥10000 Times Electrical Life: ≥6000 Times Instantaneous Trip Form: Type C Control Mode: Working mode, pairing mode. Start Method: WiFi mobile phone APP remote switch, Bluetooth. Trip Method: Over current trip. Application Scope: For isolated island power supply, tower equipment, outdoor lighting, house power supply, field engineering, mountain facility, street light control. Note: Please install it by a professional electrician, otherwise there may be risks of electric shock. Package List 1 x Circuit Breaker 1 x User Manual