12V/24V Battery Switch Pure Copper Main Detachable Keys for Vehicle Boat Car

The battery disconnector key is made of ABS plastic and brass nut, strong and durable, safe to use, not easy to rust and corrode, long service life. Just turn the button on the battery, press the button to disconnect and reopen the battery, easy to use. It can safely disconnect the battery when the vehicle or boat is not in use, eliminating any power consumption of the battery, saving you energy. The battery switch start switch key is used to control the battery switch, prevent power loss and prevent car theft. The battery main switch and spare key are versatile and suitable for cars, campers, yachts, modified yachts, etc.