100% Brand new and high quality. Product Shape/Color: Same as the picture show 40A Circuit Breaker Stereo Blow Replace Reset Fuse Switch For Car Audio Marine Descriptions: This Circuit Breaker offers critical protection to your system. When the system is over power or short circuit, the breaker will cut and save your equipment. No need to replace the fuses, the system can be reset by a simple switch which also offers safe and instant system shut down.This unit is external ignition protected and weatherproof. It is typically used in DC power systems in marine applications (as a main or branch circuit breaker), truck, bus, and RV system, add-on protection for accessories, etc. Specifications: Durable thermoplastic made with UL-rated 94V-0. Black thermoplastic elastomer over mold included. Rated Current: 40 AMP Interrupt Rating: (2.5kA) per ABYC E-11 Housing is thermal plastic UL rated 94V-0 Splash and dust proof at IP67 grade. Operating temp: -40°C to 85°C Storage temp: -40°C to 125°C Termination: #10-32 threaded studs.(#8-32 if using threaded inserts) Compliance SAE J553; ABYC E-11, SAE J1171, Ignition Protect. Packed with gasket and 2 X nuts, not including mounting screw & nut. Feature: 1. Function: Prevent excessive current, protect the electrical appliance. 2. Circuit breakers are a perfect replacement for high powered systems that constantly blow fuses or for anyone that is tired of paying for replacement fuses. 3. Rather than putting a new fuse in your fuse holder you just simply reset the circuit breaker. 4. If you want to disconnect the circuit, press the red button and the line is disconnected. 5. Red push button reset, connect the circuit. 6. Fitment: Suitable for car audio system overload protection. Package include: 1 x Circuit Breaker Shipping 1. Free Shipping 2. Location: Leicestershire 3. Shipping time: 3-8 buisness days via Royal Mail or FedEx. Warranty: Guarantee Period: 1 Years Returns & Refunds: Customers can return the goods within 60 days of receipt and process quick refund within one day 24-Hour Support: Provide you with timely after-sale support