bicycle tail lamp cornering lamp and vibrat warning alarm 

So this model has no ''smart'' brake light feature , (the tail light will turn bright red automatically when your slowing down or coming to a stop) it look's exactly like this other model that does this: It's demonstrated on this other video at: ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-B6d5sD2Xiec.html see from minute 12:45 to 13: 15