... size batteries 9 Super bright led Mti-function caution lightIC controlled 7 mode multi-purpose safety light9 ... Push ON/OFF button Light bracket and seat post Named:9 LED muti-funtion caution lightModel no:BL- ... devoted to outdoors led light, such as camping lantern, bicycle led light, work light, book light ,flash light. All kinds of ... service. 9 led muti-funtion flashing caution light/safety light