A Basic Necessity
The bottom line on Celestron's SE series is that battery power is not enough. AA batteries drain quickly and if you are using a dew zapper (also a necessity on SCTs) then that alone will drain your battery is just four hours on Celestron's smaller power tank. Plug your scope in and the drain is even faster. If you're planning to be out for any length of time you should really consider this accessory. I use it with my 8" SE nearly every time I am out and can plug into a power source. It's never failed me yet.More detail ...
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