KDG Hand Grip Strengthener 2 Pack Adjustable Resistance

About this item
【Smart Counting Grip Strengthener】 Add counting function, our hand strengthener could record your exercise number every time when you use it. So you can know better your training progress and training results with counting numbers. Just Press the button firmly to count automatically. Gently rotate button to clear units digital, push and rotate button to clear tens digitals.
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