Color: blue, gray Size: 196*131*36MM Material: ABS Weight: 650g Capacity: 90kg Resolution: 0.1 kg It is used to measure muscular strength or the maximum tension/force generated by ones forearm muscles Perfect for athletic training, sport, home, and clinical use It can store up to 19 user profiles with gender and age for easily tracking progress With adjustable center knob for different hand sizes and preferences It has low battery and overload indication, and it automatically shuts off when not in use After you test your grip, the LCD will automatically display the maximum grip value and a grip value status bar showing the status of weak, normal, or strong according to gender and age preset for each test