Designed for reliable grip-force evaluations from 0 to 200 lbs (0 to 90 kg). Dual scale readout display, lb and kg. Peak-hold needle automatically retains the highest reading until reset. Handle easily adjusts 5 grip positions from 1 3/8"-3 3/8", in half inch increments to accommodate any hand size. Includes carrying case. / CE marked and FDA listed. Device comes in a hard carrying case. 6 Months Warranty.