You havnt seen mine then, Its been at a few Milsims.
Its got a key pad, that needs a real code, it has a digital screen, and timer countown.
If the case is opened the timer can be set to go off, or leave 5 seconds (or whatever)
IR, trip laser
and best of all, it actually goes off from a phone call...
I have it hooked up to orange smoke. its a blast when you call it.