Half-rack width; portable single unit; crt display; r-y (v axis) mode; remote control capability; graticule markings for line tilt measurements; voltage ranges: 100v, 120v, 220v, 240v; 48-66hz; power consumption: 50w max in ac, 30w nom in dc; dc input: 11-16v; oper temp: 0-50 degrees c; 8.500 in. W, 5.250 in. H, 18.120 in. D; 18.8 lb