Application: Suitable for car audio/video system, Boat, trucks, buses, RV's, ATV Winches and marine and DC sound amplifier system overload protection. Features: Easy to operate with manual reset arm. good conductivity, high temperature resistance. Mount on Panel or Firewall Stops Power Surges from Damaging Your Amps Rubber Boots for water protection No need to keep replacing fuses anymore, simply reset breaker and you are ready to go. Protects Your Trolling Motor From Electrical Damage Unique Push Button Reset can also be used as a Kill Switch Specification: 1. Size: 3.95in (L) x 1.66in (W) x1.78in (H) 2. Voltage: 12-24V DC 3. Net weight: 90g 4. Work Temperature: -10C to 50C (-14F to 122F). 5. Connection way: Any side for positive, another is negative 6. Ampere range:150A 7. modes: Close/Off 8. Material: Plastic and Metal Package included: 1x 12V-24V 150A DC Auto Audio Circuit Breaker Reset Fuseholder