Accuracy - Equipped with a high-precision strain gauge sensor, the hand dynamometer gives you an accurate instantaneous digital readout of grip force. Measuring capacity: 198lbs / 90kgs; Graduation: 0.2lbs / 0.1kgs User Friendly - Squeeze the hand gauge with maximum isometric force for at least 5 seconds. After the test, the LCD will automatically display the maximum grip strength value and the grip strength value status bar, displaying the status of "weak", "normal" or "strong" according to the preset age and gender of each test. MEMORY RECORD - the device can store up to 19 user-definable data, and their records can be recalled at any time when needed; in addition, after each test, the incremental increase or decrease relative to the last record will be automatically displayed for comparison . ADJUSTABLE - Turn the adjustable gear to get the ideal grip according to the size of your hand. It's perfect for both big and small hands. EASY TO READ - The large LCD screen clearly shows all measurements on the same screen. Displayed measurements include: user code, age, gender, grip strength value in pounds or kilograms, and grip strength status. Designed for home, sports and clinical use