Feature: 1. Overload Protection: Built in high current terminal blocks prevent power surges from damaging your amplifier, saving you the cost of replacing fuses. 2. Working Mode: When the circuit is overloaded, fast power off protection, ignition protection, automatic disconnection, manual disconnection. 3. Waterproof: With plastic case and waterproof button cover, you can use this breaker in wet places, suitable for engine room and bilge area. 4. Wide Application: Suitable for car audio video system, Boat, trucks, buses, RV, ATV Winches and marine and DC sound amplifier system 5. Long Durability：High and low temperature resistance, long term durability through extreme environment and temperature tests. Specification: Item Type: Circuit BreakerSwitch Material: Alloy, ABS Rated Voltage: DC 32V Maximum Voltage: DC 48V Working Mode: Automatic disconnect, manual disconnect, automatic disconnect and switch Scope Of Application: Various electrical appliances, such as car audio, car lights, car refrigerators, fans, etc.. Package List: 1 x Circuit Breaker