This hand grip strengthener features a counter and adjustable resistance, for improving the strength of your wrist, fingers, hands, and for muscle building.

Features:
counter records your exercise numbers to track your training progress, no required.
Gently rotate the bottom button to clear units digit, push and rotate to clear digit.
Adjustable resistance from 5kg to 60kg (11lb - 132lb) as needed.
Ergonomic soft TPR rubber handle provides a comfortable, nonslip grip.
High-strength frame with stainless steel spring for long-lasting durability.
Help improve the strength and flexibility of forearm, wrist, finger, hand, and muscle building.

Specifications:
Material: + TPR
Color: Black / Green / Blue / (optional)
Size: Approx. 15 * 10cm / 5.9 * 3.9in
Weight: 153g / 5.4oz

Package List: Y18421B
1 * Hand Grip Strengthener