Electronic Hand Grip Strengthener

iHuniu Electronic Hand Grip Strengthener is a lightweight device provide accurate grip strength readout include calories and counter,and it have automatic sleep function,when finish exerciser,after one minute only,it will turn off automatically.There adjustable handles fit different hands. Features: 100% new original guarantee multi-function electronic hand gripper Portable and lightweight,easy to strengthen hand and finger LCD display calories and counter,to record accuratly and memory every time Adjustable pitch,fit for different hands size,meet almost choose Automatic sleep function,maximum save the consumption of battery Specifications: Material:ABS Battery Type: 1piece Button cell LR44 Battery Life: one year or more Display Range: Counter:1-9999 Timer:00' 01"-99h59' Calories:0-429Kcal Strength:5-15-19kg Package Contents: 1 X iHuniu electronic hand grip strengthener