Specification: Waterproof circuit breaker switch compatible with 12V/48V DC systems Function: Always protect the safety of automotive electronics, prevent car currents from being too high and damaging automotive electronic equipment. Wide Application: Generally used in solar system, battery charges, inverter, car audio video system, boat, RV and DC sound amplifier system. Save Money: Two modes, current overload disconnection and manual disconnection. After the circuit is repaired, the switch turns on and the fuse block can be used again. No need to replace the fuse. Easy to Use and: Good conductivity, temperature and pressure resistance, splash-proof and dust-proof. Can be mounted on a panel or firewall. Current: 120A Color: Black Material: Plastic + Metal Package Contents: 2 x Circuit Breaker Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The