Features: 1.Automatic circuit breaker, unique push button reset can also be used as a kill switch. 2.Prevents excessive current and overload protection for amps, audio electronics, audio / video systems, and accessories in car, boats, marine vehicles, and moped power surges from damage to their amplifiers. 3.Suitable for car audio/video system, boat, trucks, buses, rv's, ATV winches and marine and DC sound amplifier system overload protection. 4.Simply mount on panel or firewall, easy to operate with manual reset arm. 5.When the current reaches the disconnect value, the circuit breaker will automatically cut off the power supply. Specification: Condition: 100% Brand New_x000D_ Item Type: Circuit Breaker_x000D_ Material: Plastic+Metal_x000D_ Color: Black+Red_x000D_ Voltage: 12-24V DC_x000D_ Work Temperature: -10-50 (-14F-122F)_x000D_ _x000D_ _x000D_ Instructions:_x000D_ Press the small button to manually power off_x000D_ Dial back the long handle button to restore power_x000D_ When a short circuit in the circuit causes an overcurrent, the long-handled button automatically bounces to cut off the power supply and play a role in protecting the equipment.After troubleshooting, the power supply can be restored by dialing back the long handle button_x000D_ _x000D_ The amperage of the circuit breaker can be selected according to the load power carried by the circuit Note: 1. Please correctly push the button to avoid damage the Circuit Breaker._x000D_ 2. This Circuit Breaker can work with 1?15 AWG, please take away the inner core as your Awg._x000D_ 3. Please order and use the Circuit Breaker with right work temperature, to avoid it is too heat and stop work.