`- Valcom battery back-up power- Provides a battery source to permit system operation in the event of an AC power failure- Use with V-2001A V-2003A V-2003AHF V-2006A V-2006AHF page controls- 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