Item Type: Scoliosis Measuring Tool Material: ABS Battery: 2 x Button Batteries (Not Include) Battery Model: CR2032 Measurement Range: 0-30 Indication: Ideal for identifying patients who may have scoliosis Package List 1 x Scoliosis Measuring Ruler 1 x Screwdriver 1 x Storage Bag 1 x Manual 1Usage: Scoliosis measure tool used to measure back and spine rotation, which is ideal for identifying patients who may have scoliosis. 2030 Measurement: Scoliosis testing meter provides measurement results between 0 to 30 degrees, suitable for both adults and kids. 3Easy Operation: Spine scoliosis measuring tool has an easy to read display screen, which is easy and convenient to operate. 4Use Position: Use the spine scoliosis testing meter with the forward bend position to measure the degree of a deformity of the back. 5Excellent ABS: Spine scoliosis testing tool made of ABS material, firm and sturdy, small size design for easy to carry, can be used for a long time.