KUMEED Circuit Breaker 12V DC 20A 30A 40A 50A 60A 100A Car Audio Inline Fuse for System Protection Product Specification: 1. Material: Plastic and metal 2. Size: 3.85in (L) x 1.69in (W) x 1.37in (H) 3. Voltage: 12-24V DC 4. Net weight: 80g 5. Suit gauge wire: 1-15 AWG 6. Work Temperature: -10C to 50C (-14F to 122F). 7. Ampere range: 20A-100A for choose Features: Manual open circuit push button. Self-Testing & Manual Override. Easy to operate with manual reset arm. No fuse change trouble. Can be mounted on panel or firewall. Application: Suitable for car audio/video system, Boat, trucks, buses, RV's, ATV Winches and marine and DC sound amplifier system overload protection. Package include: 1x 20A Circuit Breaker Car Audio Inline Fuse Please Note: 1. Please correctly push the button to avoid damage the Circuit Breaker. 2. This Circuit Breaker can work with 1-15 AWG, please take away the inner core as your Awg. 3. Please order and use the Circuit Breaker with right work temperature, to avoid it is too heat and stop work.