Celestron Usb Cooling Fan For Dobsonian Telescopes by Celestron

Celestron USB Cooling Fan for Dobsonian TelescopesCelestron Usb Cooling Fan For Dobsonian Telescopes
Providing a cooling solution for StarSense Dobsonian telescopes, the Celestron USB Cooling Fan helps cool the primary mirror to an ambient room temperature. It can be easily mounted onto the rear cell of the telescope and yields better-focused and clearer results. It works with any USB power source and does not require disposable batteries or an external 12 V power source.

Price: £24.99

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