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