DescriptionThe Proton R60 auto-sensing brake light system allows your bike to shine the same way a car’s brake light does. When you brake, the R60 will auto-sense this change in motion and light up. Revolutionary multi-axis gyroscope tech auto senses your bicycle’s motion, like no other. There will be no more time wasted locating the power button to turn your light on or off. Simply park your bike, walk away, and the Proton R60 will automatically turn off. When you’re ready to ride, get on your bike and GO, the Proton R60 will sense movement and turn on automatically.