Provides a battery source to permit system operation in the event of an AC power failure. - (Use w/ V-2001A, V-2003A, V-2003AHF, V-2006A, V-2006AHF page controls - Contains Long Life Maintenance-Free Gel Cell Batteries - Fuse-Protected AC Input, Current Limiting On Output - Connects Directly To Battery Back-Up Molex Connector On Compatible Equipment - 12 And 24 Volts DC, Fused At 3 Amps - Battery Test Switch And Power On LED - UL, CSA