Package include:1pcs OESS Lift Table Lab Stand Lifter Scientific Scissor Lifting Jack Platform 4''X 4'' Aluminium Oxide
Specifications:4''x 4'' dimensions, maximum height up to 7.2''(18cm), minimum height low to 1.7''(4.5cm).The maximum loading capacity up to 22lb(10kg).
Adjust the screw knob, lift place a smooth, rotating the hand wheel to lift on the front panel can be adjusted to the desired height.
Lab jack should be kept clean and dry after use and stored in a cool, dry, non-corrosive environment.