Reaction Light Training

Reaction Light Training is an app for trainers to exercise and train up their reaction, it will capture your performance immediately and be used for future analysis.
It’s different from the others in that no extra lighting device is needed. All you need is only the phones and tablets around, and that would be enough for you to start with your journey.

Supported brands: Samsung, XiaoMi, Asus 
Bluetooth: 4.2 or above