What You Get: base x 1, aluminum alloy pole x 4, mobile precise positioning holder x 1 user manual x 1, The portable Height Measurement has fine workmanship and clear scale, which makes our height measurement more accurate Wide Applications:The Height Measurement can be used for height ratio measurement of 20~210cm/8inch-82inch, ideal for doctors' home offices, health gyms, medical institutions, medical examinations, health clinics, schools and homes, etc Material: High-quality aluminum construction, to ABS plastic, these easy-to-use and simple height measuring devices are built for long-term use. Every height measuring pole has been strictly inspected by us, and we are committed to making our products more perfect Precise Dual-Scale Measurement: The dual-scale display (in /cm) ensures accurate height measurements for both kids and adults, providing reliable results every time.You just need to move the sliding baffle above head to measure your or your child's height. Easy to Install & Detachable:The Height Measurement Tool is easy to assemble, easy to move and easy to use. It can be installed in a few simple steps. And when not in use, the rods can be disassembled and stored away without taking up space. Professional Height Measurement Tool Height Gauge Accurate Height 8-82inch/20-210cm Measuring Range For Adults, Kids, Medical Office, Home, Gym Color: As Shown Material: Metal Package Contents: 1set * Aluminum Alloy Height Measuremen Only the above package content, other products are not included. 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.