Hand Grip Strengthener Professional Adjustable Resistance 11.0?220.5lb Grip Strength Trainer for

Feature: 1. Adjustable Resistance: Hand grip strengthener has 5?100KG/11.0?220.5lb strength, flexible to adjust the strength required for training, to meet the different people of the whole family exercise. 2. Automatic Counting: Grip strength trainer has automatic counting, the number of times at a glance, the number of displays can be cleared, repeated use. 3. Thickened Spring: Hand grip strengthener"s high strength thickened spring is made of stainless steel, wear resistance and rustproof, no breakage and long service life. 4. Ergonomic Design: The handle of the hand grip strength trainer is ergonomically designed with a comfortable non slip grip that fits every finger. 5. Widely Applicable: The grip strength trainer can be used in fitness machines, rehab exercise machines, five finger grip strength trainers, etc., making the hand grip stronger. Specification: Item Type: Hand Grip Strengthener Material: PP, Steel Battery Information: Lithium Battery 170mAh (Shipped with Built in Battery). Package List: 1 x Hand Grip Strengthener