Check the listing for details. SecureLinc Replacement Rechargable Back up Alarm Battery Pack GP220AAH6YMX. Condition: New. Listed at 32.89 USD. SecureLinc Replacement Control Panel Battery Pack The SecureLinc Control Panel Battery comes in two variations: The standard model @ 1300mAh, and the Extended Life @ 2200mAh battery offering almost twice as much alarm battery backup duration and lifespan over our standard. We recommend the Extended Life model, offering a greater back up period ensuring your property is safe & secure for longer. This battery replaces GP211AFH6XMK for Securelinc II. Specification: Type: Ni-MH Battery Rating: 7.2V P/N: GP211AFH6XMK Variations: Standard: 7.2V 1300mAh Extended: 7.2V 2200mAhCompatible with the following systems: SmartHome SecureLinc Control PanelOther batteries for a range of alarm manufacturers are available, please see our other listings. These batteries should be replaced every 3 years to ensure your alarm has enough battery power to sound the alarm in the event of a power cut. If your control panel is beeping, it could mean a new battery is required. A flat battery will cause an alarm to sound. COLLECTION: Collection in person is available from Wolverhampton, West Midlands. Please contact us before purchasing for details.