Here is a smart sensor designed to improve your boxing performance. PIQ ROBOT Blue attaches on your wrist and identifies areas you need to improve upon. The device recognizes punches and measures speed and impact. You can use this to track shadow boxing and sparring sessions.
PIQ ROBOT Blue tells you areas you need to work on to improve as a boxer. The device is waterproof and has a battery that lasts up to 8 hours. You can get yours for as low as $79 at this time.[Source] [HT]