High strength aluminum alloy: The lifting platform is made of high quality aluminum alloy, which has the characteristics of anti-rust, anti-corrosion, heat resistance and high strength. Wide Extension Range: The lifting height range of the lab hoist is 2.5cm-9cm, about 0.98inch-3.54inch. The measuring range is very wide. It can meet your needs for different heights during the experiment, so that you can experiment more easily. How to Use: Lift in a smooth place, turn the lifting handwheel on the front panel can be adjusted to the desired height. Maintenance: After use, should be kept clean and stored in a cool, dry and corrosive gas-free environment. Wide range of uses: The laboratory lifting platform is a support instrument for adjusting the height of the object and lifting objects or instruments during physical, chemical and biological experiments.Delivered quantity: 1 piece Product color: black Product size: 9*9cm Product weight: about 495g