Height adjustable: The height can be adjusted using a knob, allowing precise leveling for physics, chemistry, and biology experiments. High-quality material: Made from durable aluminum alloy with high hardness, rust resistance, and corrosion resistance for long-lasting performance. Adjustable height range: 3090mm, providing flexibility and ease of use. The stand can be manually adjusted as needed. Compatible with various spirit levels, measuring tools, and laboratory equipment. Ideal for use as an auxiliary measurement tool. Suitable for small laboratory equipment used in physical, chemical, and biological experiments. Durable and stable construction ensures reliable performance and long service life. Color: Black Material: Aluminum alloy Dimensions: - Closed size: 90 x 90 x 26mm - Extended size: 90 x 90 x 90mm - Adjustable height: 3090mm Package Contents: 1 x Scissor lift table Note: Only the items listed are included. Note: Lighting and display differences may cause slight variations in color. Measurement error allowed: +/- 13cm.