Battery Disconnect Isolator Compatible with Boat Truck

1 RESISTANT TO RUST AND CORROSION: Made of ABS plastic and solid brass nuts, rust and corrosion resistant, rugged, durable and safe to use 2 ELIMINATING POWER DRAIN: Safely disconnects the battery, eliminating any power drain from the battery when the vehicle or boat is not in use 3 SIMPLE OPERATION: Spare key can realize disconnect and reconnect the battery with a light turn of the knob on the battery 4 WIDE APPLICATION: Suitable for a variety of applications including automotive, marine, boat, truck, very versatile 5 FOR BATTERY DISCONNECT SWITCH: Fits standard size battery disconnect switch, can be placed in front, rear, left and right of vehicle

What's in the box
2 x Kill Switch Key