Experimental lift through the panel, under the floor and the spinning shaft, handwheel and other components. Dimensions: countertop 100x100 mm, the highest 150 mm, lowest 45 mm How to use: lift place a smooth, rotating the handwheel to lift on the front panel can be adjusted to the desired height. This lab lifter platform is made of durable stainless steel and plastic. For physical, chemical, biological experiments lift the object or instrument.Maintenance: after use should be kept clean and stored in a cool, dry, non-corrosive gases.