Disconnects the battery safely, to eliminate any power draw from the battery when vehicle or boat is not in use. Compact size, sleek modern appearance, sturdy and durable Contour link system, allowing it to be a standalone unit, or linked together with other similar switches Rotary dial has a spring-loaded keeper to lock the position Selector Position: ON - OFF Voltage: 12/24V DC Rating: 300 Amps Continuous, 1000 Amps Intermittent Color: black + red Material: ABS Package Contents: 1 * Battery Disconnect Switch 4 * bolts/hardware