Celestron USB Cooling Fan for Dobsonian Telescopes

Keep your StarSense Explorer 10-inch and 8-inch Telescope cool with this USB Cooling Fan. By using this fan you can bring the primary mirror of the Dobsonian telescope to the ambient outdoor temperature faster. This results in crisper, better-focused views sooner. Celestron USB Cooling Fan for Dobsonian Telescopes Keep your What's in the box? Celestron USB Cooling Fan Cooling Fan Cover 4x Screws FAQs Which telescopes is this compatible with? The USB Cooling Fan is compatible with the Celestron StarSense Explorer 10-inch and 12-inch Dobsonian Telescopes. As well as many other third-party Dobsonians and Newtonian Reflectors that have a compatible fan mount. What mount does this fan require? This USB Cooling Fan requires the telescope to have four M4 x 0.7 threaded holes in a square pattern with the holes spaced 71.5mm apart. This can be found on most Dobsonian and Newtonian Reflector Telescopes. Where can I find a compatible power source? Take a look at our Telescope Power Accessories he