Sell Rocket Battery (Dry Batteries) 12 V with the capacity of 9 Ah 12 V Rocket Battery Is a type of Valve Regulated Lead Acid (VRLA). With an efficiency of more than 90% it causes very little drainage. Equipped with: - Seal leak - Container and Cover made of ABS - For Heavy duty needs - High recovery ability - Low pressure ventilation For Applications: UPS systems, Telecommunications, Fire alarms, Medical Instruments, Computer Backups, Solar Systems.