Rbelt speed 0-2 mph; scr controlled 0.5 hp dc motor, 110 vac, 60 hz; dc tachometer; motorized 0-50 pct. Grade; rubber covered fabric reinforced belt; exercise area 42 in. W, 15 in. L; ventilated plexiglas walls, 10 individual hinged compartments 26 in. L, 4 in. W, 5 in. H; stimulation grid 4 in. W by 6 in. L per cage; stimulation voltage 0-500 vac, 20 ma max; photo cell activated air jet each compartment; mtg stand w/4 casters; dimensions 30.5 in. W, 52 in. L, 37.5 in. H