Specification: Waterproof breaker switch with all 12V/48V DC Systems Function: Always the safety of automotive electronics, Prevent car currents from being too high and damage automotive electronic equipment. Wide Application: Typically 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 and durable:Good Conductivity, Temperature And Pressure Resistance,Splash and dust proof Water proof.can be mount on panel or firewall. Current: 60A colour:Black Material:Plastic + Metal Package Contents: 1 x circuit breaker Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.