【WIDE APPLICATION】: Battery disconnect switch is widely used in cars, boats, RVs, caravans, trucks, ATVs, UTVs, and other 12V-60V battery-powered equipment. 【CAN BE USED AS】: This battery disconnect switch can be used as an on/off switch for various 12V-60V battery-powered devices, both indoors and outdoors (such as strobe lights, chassis lights, and fog lights). 【FUNCTION】: When the vehicle or boat is not in use, disconnect all battery power and safely disconnect the battery. Prevent battery discharge. 【SUPERIOR QUALITY】: The switch bolts and screws are made of copper and brass, providing excellent electrical conductivity, oxidation resistance, and corrosion resistance. The housing is made of durable, waterproof ABS plastic. The back cover insulates the terminals, effectively preventing short circuits and electric shocks. 【EASY TO USE】: The battery can be disconnected and reconnected by simply turning the knob, effectively reducing the problem of battery discharge.