The battery/alarm interface box is designed to work with NL Locks DIA software to allow duress function when tied to facility alarm panel.
Cable is provided.
This is the standard external battery box for LaGard locks that require external power. It takes one 9-volt alkaline battery (user supplied).
Lagard also makes a large battery box (LG4001) that...
KEYPAD ONLY! This is the keypad for the LaGard 39-E ComboGard Pro series safe locks.
You also need a Battery box with this lock (part # LG2788/2789 or LG4001/4002).