10-100Kg Adjustable Gripper Fitness Hand Exerciser Finger Strengthener Color:Black Light and comfortable

Light and comfortable

Battery capacity

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10-100Kg Adjustable Gripper Fitness Hand Exerciser Finger Strengthener Color:Black Light and comfortableFeature: Intelligent adjustable grip: Adjustable force. Mechanical counting. Comfortable handle. High strength spring. 10 100KG strength can be freely adjusted. Strong and durable: High strength bold spring is strong and durable. Electronic liquid crystal display: Electronic liquid crystal display, can be cleaned and reused. Strengthening hand strength: Strengthening hand strength to awaken physical vitality often helps to relieve sore muscles and