Electronic Stable Handheld Dynamometer Meter for Training Tool in Black Description: [Highest Quality Material]: The grip force meter is made of high quality pp material, durable and stable. [Features]: Equipped with a precision stress sensor, the grip force meter provides an accurate, instantaneous digital reading of the grip force on the digital display. [Hand Grip Strength Gauge]: The handshake amplifier holder is not only suitable for small and large hands, seniors and teenagers, but also provides a comfortable hold. [Wide Application]: The digital hand dynamometer is great for sports training, sports and family use. [Appropriate People]: A good exercise helper, suitable for anyone who loves sport, exercises hand strength and helps with grip strength training. Specification: Material: PP Size Chart: 21,5 cm x 14 cm x 4,3 cm / 8,46 inch x 5,51 inch x 1,69 inch The package includes: 1 grip strength meter 2 batteries 1 USB cable