This simple locking device is designed to disable the battery from the electrical system which cuts off all power to the aircraft unattended many pilots disconnect the battery and lock the panel door.

However, many panel locks are easy to pick and pry open. If a thief is able to unlock the panel door, it is simple to reconnect the battery. Then all on would have to do is go inside the plane through the emergency door, which is often left unlocked with a key, the engine can easily be started and the plane can be flown away.

The batter lock is constructed using a tough space age plastic polymer and a seven pin round ball bearing lock that is impossible to pick which in turn prevents aircraft theft and increases security.