2000mAh 0-9913-Q Battery for VISONIC Powermax Wireless Home Security alarm system - Walmart.com
0-9913-W VISONIC 09913W Pack Replacement for Security Alarm System – Batteryhawk, LLC
Visonic Siren Battery PowerMax Bell Box 239-304893 | eBay
Visonic 0-9912-M Battery 24 Hour 7.2V NiMH | OSI Batteries
2XER18505M Battery for Visonic MCS-720B, MCS-740 siren, DSC Siren Res Fire, Burg Siren, Siren PG9901, PG9911, Tyco Wireless Indoor Siren Res Fire, Burg Siren, PG9901, 16000mAh - sold by smavco - Walmart.com