... bike light:14 blue LED flashing ,5 words 40 patterns,water proof,CE,ROHS Shuts off Automatically ... 14 LED Bike Bicycle Wheel Spoke Lights with 40 graphic patterns and 5 messages Cool Bike ... It needs to be installed on the bike’s spoke.40 design patterns and five word patterns, patterns ... Patterns, Time of Riding, Number of Rounds, Patterns.40 design patterns and five word patterns, patterns change every ...