The DR Chrono works together with the app that is available for mobile phones and tablets. All measurements are shown on your device and settings can be altered easily in the app. The DR Chrono is connected to your mobile device using bluetooth. You can measure speeds up to 500 FPS with an accuracy of about +/- 1% of the measured speed
AppPure.com and the download link of this app are 100% safe. The download link of this app will be redirected to the official App Store site, thus the app is original and has not been modified in any way.