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Application: It is widely used as a supporting instrument to adjust height of objects such as alcohol burner and so on in chemistry, physics and other scientific objects. Or in home daily usage. How to use: Rotating the hand wheel to lift the front panel that you can adjust the desired height.Adjustment knobs provide smooth and accurate height adjustment, easy to operate. Maintenance: It should be kept clean and stored in a cool, dry, non-corrosive gases after use. colour:Silver Material:stainless steel size:10x10cm Package Contents: 1x Laboratory lifting platformOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.