Feature 1Function: Tighten the switch correctly to start the vehicle, the disconnect switch can effectively solve the problems of electric leakage and the loss of electricity. 2Wide Application: Battery cutoff switch is suitable for different types of batteries, as long as their pile head diameter is 1.7cm/0.67in. 3Advantage: Battery shut off terminal helps to isolate and protect the electrical system, eliminating any power consumption from the battery when the vehicle or boat is not in use. 4Premium Material: Top post battery switch is made of high quality brass, die casting technology, has long service life and durable. 5Simple Operation: Battery isolator switch is easy to use, just loosen the blue switch for 23 turns to turn off the entire car.Item Type:BatteryDisconnectSwitchMaterial: Copper+BrassDiameter: Approx. 15-17mm/0.59-0.67inRated Current: 100AInstantaneous Current: 300AInstallation Position: Negative pole of the BatteryFunction: Protect the Power Supply and Prevent Leakage .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x BatteryDisconnectSwitch