Simply and accurately measures the strength of the wrist muscles during flexion, extension, abduction and adduction and the forearm muscles during supination and pronation. The Baseline wrist/forearm dynamometer features the time proven hydraulic system used in the industry accepted Baseline and Jamar hand dynamometers. For hand held use, the dynamometer can accommodate the Baseline single-grip (12-0385) and dual-grip (12-0389) handle. Maximum reading remains until the unit is reset. The strength reading can be viewed as pounds or kilograms. Comes with portable carrying case. Made in USA with a 1-year manufacturers warrantee. CE certified.