Take your telescope anywhere with this portable, rechargeable 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; it’s packed with useful features. First, you’ll find two 12V ci...

The power Tank lithium Pro is for the true power user! This higher capacity unit is the latest version of our bestselling power Tank lithium. Power Tank lithium Pro offers twice the battery capacity of the original, making it ideal for more demanding applications. Power Tank lithium Pro features the...

The hobby of amateur astronomy frequently takes the observer away from sources of AC power. After all, we are always in pursuit of the darkest skies possible, and that often means going off the grid. The most common way to power your telescope in these situations is to use a portable 12V battery pac...

The new PowerTank Lithium keeps the charge going for the astronomer on the go. The Lithium Phosphate (LiFePO4) battery chemistry has significant advantages over other battery chemistries. - The LiFePO4 has an un-recharged shelf life of 10 years compared to 3 years for the Lithium Ion and 6-9 months...

EPtech® Platinum Quality Features: * Overload Protection with High Quality Wires * Over-charge/discharge protection * Overheating Protection with Smart Chip * Anti-Interference Feature with better Isolation Materials * Short-circuit protection * Fully compatible with the original adapter *...