Amazon.com: Synergy Digital Alarm System Battery, Compatible with Visonic PowerMax Complete Control Panel Alarm System, (Ni-MH, 7.2V, 1500mAh) Ultra High Capacity, Replacement for Visonic 103-300691 Battery : Electronics
Amazon.com: LIONX Battery for 0-9912-H 0-9912-W PowerMax 0-9912-H Control Pane PowerMax 0-9913-W Control Pane Powermax Plus Powermax+ PowerMax+ Alarm Control Panel 0-9912-M 0-991 : Health & Household