Bike Alarm
It is not only a LED light but also a anti-theft device. It helps to notice you when your bike was triggered by i-Phone with free download APP. It could be switched to LED light on riding. Furthermore, you will easy to find your bike when you forgot where to park it.
Requirement
*iPad 3 / iPad 4
*iPhone 4S / 5 / 6S
*iOS 6 or later