A-A-50614 Battery, Storage (Portable, Sealed, Maintenance-Free, Lead-Acid) 12 Volt, 100 Ampere-Hour, Type 12V-S-100 AhThis Commercial Item Description covers a 12 volt, 100 ampere-hour sealed, valve-regulated lead-acid (VRLA), storage battery with a low rate and deep discharge duty cycle for use on Naval surface ships.