LED Bicycle Light Set | BB-BL103 Quick fit bracket Rubberised on/off button Battery operated: 4x AAA / 2x AAA Kingavon LED Bicycle Light Set | BB-BL103 Kingavon's front lamp contains 5 super bright LED's with fast flash, slow flash and static functions. It has a rubberised on/off button, quick fit bracket and requires 4 x AAA batteries. The rear lamp contains 5 LEDs with 6 functions; static, slow flash, fast flash, inward chase, outward chase and random chase. It comes with a bracket, integrated clothes clip and requires 2 x AAA batteries.