Quick disconnect switch for car battery 12V anti-leakage universal power cutoff1、Power Draw Prevention: The battery disconnect switch can effectively prevent car battery leakage, protect the battery due to long term parking and power loss. 2、Easy and Quick to Use: 12V battery cut switch can quickly realize the power off switch control of the battery, simple and convenient operation. 3、Multiple Protection: Disconnect switch effectively blocks the circuit, prevents the battery current from being too large to cause electrical damage, and improves the electrical life. 4、Materials: Made of premium metal and plastic, the car battery cut off switch is durable and reliable, and can fully protect the safety of the battery and the vehicle. 5、Widely Applicable: The battery isolator switch is suitable for all kinds of 12V car batteries, which is the necessary car battery protection device for your travel.