Smooth rocking motion for gentle sample agitation in tubes, culture flasks, dishes and boxes. Side to side rocking motion at speeds of 7.5 to 30 rpm at a tilt angle of 7 degrees. Simple speed settings with a graduated dial. Continuous or timed operation for 1 min to 24 hours using integral digital timer. Low voltage supply for safe cold room use. Supplied with smooth, non-slip mat but a dimpled rubber mat is available. Platform working area is 8.5 x 8.5 inches. Maximum load is 0.5 kg.