(SEE AVAILABILITY ABOVE FOR ESTIMATED DELIVERY) - Jamar Plus+ Digital Hand Dynamometer Hand Dynamometer - Jamar Plus+ Digital Hand Dynamometer - Ideal for routine screening of grip strength & initial & ongoing evaluation of clients with hand trauma & dysfunction. Sturdy aluminum body construction with scratch resistant UV coating. The readout displays isometric grip force from 0 - 200 lbs. (90 kg.). The unit"s easy - to - read LCD display can be set to display pounds or kilograms. The dynamometer also features digital load cell technology, Rapid Exchange Testing with audible signals, & automatically calculates the Average, Standard Deviation, & Coefficient of Variation. Allows collection of up to 5 trials for both right & left hand. Ten minute auto - off feature helps conserve battery power. Requires two AAA batteries, included. Comes in a reusable storage container. One year warranty. - Rolyan products are internationally licensed & manufactured for home & clinical use. Most of their products offer a lifetime warranty.