IQ Panel 2 - Glassbreak Detector Batteries
All batteries should be found at any Batteries+ Bulbs, grocery or convenience stores
Squeeze base to remove cover, batteries are 2 CR123A Lithium
Flip open door, batteries are 2 SAFT LS14500 3.6 Volt Lithium
Twist counter-clockwise then remove sensor from base, battery is CR123A Lithium