Description: 【Material】: The top post battery disconnect switch is made of pp, copper, and iron material, is sturdy, and long service time 【Wide Application】:This power cut off switch is widely used for vehicles, trucks, cars, marines, ATV, marine, boat 【Easy to Use】: The battery isolator Easily disconnect the power to the vehicle without a tool and simply lift the isolator to cut off the power quickly and easily 【Function】:The top post battery disconnect switch function is disconnection of the battery is used to isolate and protect the electrical system from short circuits and fires when working on the electrical system 【High Performance】: Professional manufacturing power cut off switch, sturdy and stable performance Specification: Material: Pp Copper Iron Rated current: 300A Maximum voltage: 12V to 24V Size Chart: 9.3cm/3.66inch Package Includes:1x Power Cut Off Switch Note: Please allow slightly errors 1-2cm differences due to manual measurement.