Feature: 1. [POWERFUL CHIP] Equipped with powerful independent chip, this smart WiFi DC circuit breaker ensures fast data processing, high speed operating, and long term reliability. 2. [BUILT IN SAFETY LOCK] When the safety lock is pulled out, both manual and mobile APP cannot turn off the circuit breaker. Only by releasing the safety lock can the circuit breaker be closed normally. 3. [APP REMOTE CONTROL] Enjoy remote control of the circuit breaker using the mobile APP, allowing real time feedback on the switch status and providing convenience and flexibility in managing your electrical systems from a distance. 4. [VOICE CONTROLLABLE] Compatible with popular smart speakers on the market, this smart WiFi circuit breaker enables hands free voice control, making it easy to operate your appliances even while lying down. 5. [FLAME RETARDANT PC MATERIAL] Constructed from flame retardant PC material, this smart DC circuit breaker combines safety and durability for reliable operating in various settings. Specification: Item Type: Smart Circuit Breaker Material: PC flame retardant, copper Specification: 2P Operating Voltage: DC 10-100V Shell Grade Current: 100A Breaking Capacity Icu: 6000A Rated Current: 100A Mechanical Life: 20,000 Times Electrical Life: 3,000 Times Wiring: Using Clamp Terminal Cable Cross Sectional Area: 35mm² Installation: Installed on 35x7.5mm Standard Guide Rail. Package List: 1 x Smart Circuit Breaker 2 x Antenna 1 x Antenna Base 1 x User Manual Note: This product only supports top and bottom input. Do not reverse, otherwise the handle cannot be pushed up. Some customers have a distribution box at home, with input lines at the bottom and output lines at the top. In this case, our circuit breaker needs to be turned upside down. Pay attention not to connect the positive and negative poles of the power supply incorrectly.