Skywatcher Skyliner 250PX FlexTube SynScan Wifi GoTo Parabolic Dobsonian Telescope 2458322 But it does require that

But it does require that the mount is ASCOM compatible (as most modern mounts are) and linked to the computer

Designed to retro-fit to the Explorer-150/200/250/300P Newtonian Reflectors originally supplied with a 2"  single speed focuser

Sky-background turns into pitch black

multi-coated objective

A brass compression ring just inside the top of the Luminos 2

Skywatcher Skyliner 250PX FlexTube SynScan Wifi GoTo Parabolic Dobsonian Telescope 2458322 But it does require thatSkywatcher Skyliner 250PX FlexTube SynScan Wifi GoTo Parabolic Dobsonian Telescope NEW IMPROVED: Now supplied with 12. 5mm and 20mm 70 Degree Wide Angle Eyepieces, a 1. 25" Adaptor with Brass Compression Ring to prevent marring of your eyepieces, and a Universal Smartphone Camera Adaptor !! Now with Built in Wi Fi!! Combining the power of a large optical tube, the extreme portability of the patented collapsible FlexTube design and SynScan computerised