Celestron Power Tank Battery Replacement and Mod

I recently got into astrophotography and among other accessories for my Celestron C8-SGT (XLT) telescope I purchased Celestron Power Tank. The idea is neat – Celestron combined a 7Ah 12V SLA battery in the same package with dim red light that wouldn’t destroy your night vision, 800,000 candle halogen spotlight and step down DC-DC converters […]