The keyswitch acts as a secure power switch, to prevent cheating. With
the use of a key, only an authorised person can turn the gun on or off.
The keyswitch should be mounted in a location that is fairly easily accessed,
although due to the ability to configure and reset FragTag guns via the
Odin Master Controller, this keyswitch would typically only be used once
at the start and once at the end of the day, so it can be tucked out of