The Dragy GPS-based Performance Meter brings together outstanding accuracy and usability into a sleek package that connects to your Android or Apple device over Bluetooth. Track your 0-60mph, 60-130mph, 0-130mph, 1/4, and 1/2 mile times all on one unit. Using your smartphone, you can also record video with a performance data overlay and share it to your Dragy Feed. With a 10 hour battery life, you'll be able to track and share a full day's worth of track time and the 2 second GPS connection time won't leave you waiting at the line.