LIFTER SIZE: 4'X 4' dimensions, maximum height up to 5.63'(14.3cm), minimum height low to 1.96'(5cm).The maximum loading: 11lb(5kg).Premium Material: The lab jack stand table lif tis made of aluminum oxide alloy, the metal grid is chrome-plated, thus make its construction very stable, corrosion resistance.Simple operation: Place the laboratory lift table stably, turn the handwheel to lift the lift table to the front panel, and adjust it to the required height to meet your daily needs and improve work efficiency.Widely used: The lab jack scissor stand platform can adjust the height of the object, which is widely used in physical chemistry, biological experiments, laser cutter, laser level base and other daily equipment needs to be supported Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!