Burglar Alarm Back-Up Battery. Never leave your home or business unprotected in a power outage! 12 Volt – 7 Amp. Also works for Fire Alarm Systems. For all of your security needs from Burglar alarms, fire alarms, closed circuit TV, Home Automation, and more just check out my E-bay Store at Aaron’s Alarm and Security Depot. The item “Backup Battery Burglar Alarm Battery Ademco ADT DSC” is in sale since Thursday, November 05, 2009. This item is in the category “Home & Garden\Home Improvement\Home Security\Other Home Security”. The seller is “aaronsalarm” and is located in Freeport, New York. This item can be shipped to United States, to Canada.