ITEM NAME:Automotive 300A Battery Isolator Disconnector Circuit Breaker Disconnect Sw T9T9 Automotive 300A Battery Isolator Disconnector Circuit Breaker Disconnect Sw T9T9 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 Patented 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 selected position Selector Position: ON - OFF Voltage: 12/24V DC Rating: 300 Amps Continuous, 1000 Amps Intermittent colour:black + red Material:ABS Package Contents: 1 * Battery Disconnect Switch 4 * bolts/hardware.1 Battery Disconnect Switch. 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.