Features: *Brand new and high quality. *Circuit breakers offer critical protection to your if the over powers or short circuits the breaker will cut in and save your equipment. No need to replace expensive fuses, the is resettable via a simple switch also offers safe and instant shut down. *Self-test, manual override and easy to operate with manual reset a rm. *60/100/200/300 Amp car Audio circuit breaker, use in place of an inline fuse holder. *Prevents excessive current and stops power surges from damaging Amps.Can be mounted on Panel or Firewall. *Typically used in trucks, buses, RVs and marine applications; also used in battery charges and DC sound . *High Current Circuit Breaker, to protect to your .Unique Push Button Reset can also be used as a Kill Switch. Specifications: Models: 30A/ 40A/ 50A/ 60A/ 80A/ 100A/ 125A/ 150A/ 200A/ 250A/ 300A Voltage: DC 12V Size: 72mm x 49mm x 45mm Material: Zinc alloy Voltage :12-48 (V) Power :10 (W) Package Included: 1 x Manual Reset Switch(It depends on your option) Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. Made of standard material, quality assurance and practicality. Perfect function, bring you a wonderful experience. Every customer is entitled to a 30-day refund or replacement for damage/quality issues. If you have any questions, please feel free to contact us and we will solve it for you. 30-300A Amp Waterproof Car Circuit Breaker Fuse Reset 12V-48V Dc Car Boat