Trailite 200 Lbs / 90 Kgs Digital Hand Dynamometer Grip Strength Measurement Meter Auto Capturing Hand Grip Power User data setting according to user, gender and age; Test result can be displayed in 3 different grip power levels, and can be saved and easily recalled for comparison. Adjustable handle suitable for users of different ages. Auto / manual shut off Unit: lb / kg; Equipped with high precision strain gauge sensor; Provides accurate readout of gripping power up to 198 lbs / 90 kgs for service: info@litexpress.de