Celestron Advanced Series C6 R-GT 354 x 150mm Telescope Mounted on the CG-5GT computerized EQ mount 40,000+ object database, 400 user defined programmable objects and Enhanced information on over 200 objects Double line, 16-character Liquid Crystal Display Hand Control with 19 fiber optic backlit LED buttons DC Servo motors with encoders on both axes Proven NexStar computer control technology