Fits most hanging and free standing bags. Download the App for free Android, Apple, iOS. Pair once you are ready to go. Choose to use your own custom workout or follow along with our free preprogrammed challenges and workouts. Each workout and total workouts are graphed so it's easy to see progress over time. Easily share your workout results to social media or through email.

Comes with an Impact Tracker, 2 double A batteries, adhesive Velcro strips, and a strap for installing on punching bags

Size: 4.25” x 2.75” x 0.75” / 11 cm x 7cm x 2.5 cm
Proudly made in the USA.