ITEM NAME:Count Hand Grip Strength Wrist Expanders Home Finger Wrist Heavy Adjust Gri U9O7 Count Hand Grip Strength Wrist Expanders Home Finger Wrist Heavy Adjust Gri U9O7 Features: Hand grip is designed according to hand shape. Training can be done by single hand or double hands.One-hand exercise is mainly performed with one hand, and double hands training is suitable for coordination of two arms.Adjustable training levels, you can adjust the strength according to your training status. Automatic counting function. You can set a goal to achieve while training.It is small, easy to carry, can be used anywhere, is an essential training equipment.It is available to train hand strength, relieve fatigue, develop muscles, promote blood circulation and prevent rheumatism arthritis. Don't release it immediately after clenching, please stick around for 5 seconds. It is more effective to hold 20 times consecutively. It is a good assistant for sports fans such as parallel bars, tennis, table tennis, rock climbing, etc.It is also an auxiliary device for rehabilitation training of patients with hand muscle or soft tissue contusion. Specification: 100% brand new with high quality Material: ABS Color: Black Size: Approx.20*10*5cm Counter: 00-99 Package Included: 1* Fitness hand grips.Automatic counting function. It is a good assistant for sports fans such as parallel bars, tennis, table tennis, rock climbing, etc.It is also an auxiliary device for rehabilitation training of patients with hand muscle or soft tissue contusion.