The Sky-Watcher 7Ah Rechargeable Power Tank is a multi-purpose Rechargeable Power Supply ideal for use with Sky-Watcher SynScan, Syntrek, SupaTrak, AllView and Virtuoso mountings. It can also be used with computerised telescopes of other brands requiring a 12V DC power supply. Also a useful camping accessory device. Specifications: - Multi-purpose Rechargeable Power Supply ideal for use with Sky-Watcher SynScan, Syntrek, SupaTrak, AllView and Virtuoso mountings, and computerised telescopes of other brands requiring a 12V DC power supply. Also useful camping accessory device. - Built-in 12V 7Ah Sealed Lead Acid Rechargeable Battery with Diagostic LED Display, Protective Fuse. - Built-in Multi-angle with 30 x high-output LED Spotlight - 2 x DC 12V output car jack - 2 x USB output sockets (5V, 1.5A) - Built-in flashlight with ON/OFF/FLASH function - Built-in Circuit Breaker for safety operation - DC power cord with car cigarette lighter plug is included - Light diffuser for flashlight is included - Mains charger, with UK & Euro adaptor plugs