The computerized Sky-Watcher PRO mounts are designed with the novice user in mind. With the user-friendly pushbutton SynScan Hand Control, locating and viewing the treasures of the night sky becomes as easy as a walk in the park. The SynScan Hand Control allows you to point the telescope at a specific object or even tour the skies at the touch of a button. The user-friendly menu system allows automatic slewing to over 13,400 objects. Even an inexperienced astronomer can master its variety of features in a few observing sessions. The SynScan Hand Control also has the ability to connect to a computer via a serial cable. Once the connection has been established between the computer and SynScan Hand Control, many commercially available planetarium softwares can be used to control the HEQ5 and EQ6 PRO Mounts, The HEQ5 and EQ6 PRO mounts also comes with features that advanced astronomers can appreciate: Positioning Accuracy up to 1 arc minute. Accuracy enhanced by software collimation error (mount mechanical error) compensation. Stepper motors with 1.8° step angle and 64 micro steps driven. Slewing speed up to 3.4°/sec (800X). Auto Guider Interface for astro-photography. Guiding speed selectable from 0.25X, 0.50X, 0.75X, or 1X. Object database containing complete M, NGC, and IC catalogues. Minimal vibration for steady long-exposure photography. Periodic Error Correction. PC compatibility. HEQ5 PRO Mount Type: German Equatorial Mount Telescope Mounting Method: Tube Rings Telescope Control: SynScan Hand Control *Tripod: 1.75" Diameter Stainless Steel Pipe Tripod Hight: 97-121cm Tripod Weight: 5.6kgs Counterweight Shaft Diameter: 1.8cm Counterweight Shaft Length: 21.5cm Counterweight Shaft Material: Stainless Steel Counterweight: 2 X 5.1kgs Mount Weight (without counterweight): 10Kgs Mount Height: 35cm Total weight: 15kgs (counterweights not included) Motor Type: Microstep driven 1.8 degree stepper motors Motor Resolution: 0.144 arc sec (or 9.024,000 steps/rev.) Power Supply: 11 to 15 V DC 2Amp (Tip positive) Gear Ratio: 705 Recommended maximum loading rate: approx. 30lbs Accessory Tray *8" Dovetail Bar SynScan Hand Control Tools included