Product description:
This finger exerciser is suitable for all instrumentalists to enhance finger and span exercises, and the 5-button design let each finger to exercise. Also suitable for physical therapy, regularly follow the guidance of medical professionals to get the best results and maintain the health of joint muscles and tendons. Adjustable tension (3 - 8.5 lbs) for different finger strength requirements.
Product features:
Munber of key: 5
Number of key locks: 2
Adjustable tension: 3 – 8.5 lb
Demension: 105*66*23mm/ 4.13*2.6*0.91 Inch
Button width: 18mm / 0.71 Inch
Net weight: 110g / 0.24lb
Material: plastic ; metal
Color: orange
Scale: 7 scale adjustments
Package included: 1*Orange Hand & Finger Exerciser+2* key locks