Features: Made of good quality material, metal texture, colorfast and rustproof, for a long time use life. Protect electrical appliances from excessive current, it is waterproof, temperature, and pressure resistant. Easy to operate by the manual reset arm, or push-button reset can also be used as a kill switch. Just press the button, and the circuit will close or open. Directly replace and easy to install. Universal product. Widely applied to most cars, video, audio amplifiers, and so on. Details: Material: Metal, Plastic Color: Silver Tone, Black Size: 10.1x4.2x4cm / 3.98"x1.65"x1.57"(L*W*H) Amperage: 40A Voltage: DC 12-48V Please Note: Please ensure this part is suitable for your vehicle before purchasing. Please allow 0-3mm difference due to manual measurement Package List:3pcs Circuit Breaker Fuse Holder