Celestron Power Tank 12v Power Supply. Whether you have a computerized telescope or operate your telescope using motors Celestron specially designed this product with the amateur astronomer in mind - Celestron Telescope 12v Power Tank is packed with useful features. Not only useful for setting up and powering your scope the Power Tank #18774 can also be useful as an emergency roadside accessory as it includes an emergency light and booster terminals in place to start weak car batteries. Celestron CPC Telescope Accessory Kit 1 Celestron Telescope Power Tank 18774Celestron Telescopes AC 110v 18778 Celestron UHC/LPR Filter 94123 and Celestron T-Adapter 93633-A Specifications for Celestron Telescope Power Tank 12v Power Supply 18774: Manufacturer: Celestron Condition: New Features of Celestron Telescope 12 v Power Tanks : Fits any Celestron Computerized Telescope 7-amp hour Two 12V output cigarette lighter ports 3V6V and 9V outputs for accessories Built-in flashlight with red filter cap 800000 candle power Halogen emergency spotlight Booster terminal on rear side Built-in Circuit Breaker for safety Cigarette lighter adapter included 110 V/220 V switchable universal AC adapter included Package Contents: Celestron Telescope Power Tank 12v Power Supply