Finger Flexion and Extension Trainer Style:75 lbs Power: 3(W)

Power: 3(W)

charge for 6-8 hours in full direct sunlight

Product material: PVC+ABS

2 hours charging time can last up to 20-30 minutes

✅Reusable Design

Finger Flexion and Extension Trainer Style:75 lbs Power: 3(W)Use the Finger Flexion Extension Exerciser to help anyone work, rest or play. Who needs hand yoga? Doctors, technicians, etc. require complex physical labor. Pianists, violinists and other musicians. Occupations such as office workers who often use computer keyboards. Rock climbing, ball sports enthusiasts Features Ergonomic DesignAdjustable finger exerciser can max the range of activities during exercise without consider the circumference of the