Feature: 1. 360 Degree: Goniometer adopted 1 degree increments design to provide 360 degrees coverage, which is suitable for a variety of objests. 2. Usage: Joint goniometer tool can be used to measure the range of motion of the knee, elbow, finger, joints, and the degree of spinal curvature. 3. Transparent Design: Finger goniometer adopts a transparent design, with clear and accurate scale, you can observe the measurement data clearly. 4. Widely Use: Joint goniometer used to measure the joint motion range, and spine Angle, also suiatble for the production of architectural drawings and level measurement. 5. Excellent Acrylic: Joint soinal goniometer is made of high quality acrylic material, firm and sturdy, thick and durable, which can be used for a long time. Specification: Item Type: Finger Joint Goniometer Material: Acrylic Explain: Measure the range of motion of elbow, finger and other joints and the degree of spinal curvature. Use: To measure the range of motion of the knee, elbow, finger, and other joints, and the degree of spinal curvature.. Package List: 1 x Finger Joint Goniometer Note: Before using the joint goniometer, read the product instructions in detail and be familiar with the product's performance, requirements and operating methods.Do not force outward the joint goniometer moving arm or fixed arm, in case the moving arm is too loose.The joint goniometer is only used to measure the flexion and extension of shoulder, elbow, wrist, hip, knee, ankle and other joints.