quick disconnect battery clamp. for use with the Earth Lead Kits
This allows you to quickly disconnect the power from the car using no tools. This is good for:
Increased security – makes starting the car a little bit harder even if they have the keys.
Reduces battery drain – if you are going to leave the car unused for a while or have something unknown draining the battery.
Car keeps going into safe mode – if you need to quickly disconnect the battery to clear the fault and reset safe mode, this save you breaking out the tools every time.