Velocity Based Training Device, Smart Speed Tracker for Weightlifting & Squats, Vertical Jump Tester, APP Control, Realtime Training Data Tracking, Voice Tips, 50H of Battery Life(Standard)
| Country | USA |
| Manufacturer | HarperCollins |
| Binding | Kindle Edition |
| ReleaseDate | 2009-01-06 |
| Format | Kindle eBook |