Nutritional Supplements » Power Source »Celestron - PowerTank Lithium Telescope Battery - Rechargeable Portable 12V Power Supply for Computerized Telescopes - 10 hour capacity/86 Wh - Red/White LED Flashlight - 2 USB Ports

1. PORTABLE POWER MADE FOR ASTRONOMERS: The perfect solution for most computerized telescopes, PowerTank Lithium features a 12V connection, 10 hours of battery life, an onboard red/white LED flashlight, USB ports, and more. Mounts directly to the tripod leg.
2. SMALLER, LIGHTER, SAFER: Unique Lithium-Iron Phosphate (LiFePO4) chemistry makes this battery smaller and easier to maintain compared to sealed lead acid batteries, and safer than lithium cobalt batteries. Does not use toxic heavy metals.
3. 10 YEARS OF DEPENDABLE PERFORMANCE: Unlike other batteries with limited lifespans, PowerTank Lithium will be your companion for years of astronomy adventures; it is rated to withstand up to 2000 charge cycles.
4. WORKS WITH A VARIETY OF DEVICES: 12V connection works with all current Celestron computerized telescopes. PLUS, two USB ports-one quick charge and one regular.
5. AN EMERGENCY KIT ESSENTIAL: Keep PowerTank Lithium charged and ready for unexpected power outages. The USB ports will keep your devices charged while the flashlight will illuminate your surroundings.