Features Overcurrent Protection: When overcurrent is detected, the circuit breaker will automatically turn off the current, providing a crucial safety feature for your vehicle's electrical system. Fire and Accessory Protection: This amp breaker not only safeguards against potential fire due to short circuits, but also protects vehicle accessories from damage caused by excessive current, ensuring the longevity of your vehicle's components. Manual Switch for Easy Control: The oval red button serves as a manual switch, allowing you to easily shut off the circuit with a push, and the convenient manual resetting feature enables repeated and long-term use with ease. Wide Compatibility: With excellent stability under DC 12-48V, this circuit breaker is suitable for a wide range of applications including ships, motors, vehicles, buses, trucks, trailers, winches, and audio systems. Quick and Easy Installation: With its compact size and lightweight design, this manual reset circuit breaker ensures a simple and quick installation process that can be completed within minutes, providing convenience for users. Specification: Item Type: Circuit Breaker Voltage: DC 12-48V Type: Manual Reset Application: Mainly used for refitting audio and video systems such as cars, ships and trucks, and also for other circuit safety protection systems. Package List: Item Type: Circuit Breaker Voltage: DC 12-48V Type: Manual Reset Application: Mainly used for refitting audio and video systems such as cars, ships and trucks, and also for other circuit safety protection systems. Package List 1 x Circuit Breaker