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.