Height adjustable: the height can be adjusted by knob, which is used to adjust the height of objects and level in physics, chemistry and biology experiments.<br> High quality material: made of high quality materials, with high hardness, rust prevention and resistance, and reliable materials to durability.<br> It can be adjusted within a height range of 90mm, which is very convenient to use. you can manually adjust the height of the stand as needed.<br> This product is suitable for all types of spirit levels, ground measurement tools or other laboratory equipment.<br> Very suitable as a tool for auxiliary measurement.<br> <br> Woodworking Machinery Router Lifter Adjustable Engraving Laboratory Lift Platform Experiment Plate Table Manual Stand<br> Application:Small equipment suitable for physical, chemical and biological experiments.<br> Durability and stability:the structure is very stable, -resistant and has a long service life.<br> Colour:Black<br> Material:Aluminum alloy<br> Size:<br> Reduced size:90x90x26mm<br> Expanded size:90x90x90mm<br> Adjustable height:30-90mm<br> <br> Package Contents:<br> 1 * scissor lift table<br> <br> Only the above package content, other products are not included.<br> Note: Light reflection 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.