... 5 words 40 patterns,water proof,CE,ROHS Bike Spoke LED light,flash bike light with 40 graphic patterns ... It needs to be installed on the bike’s spoke. Features:Fit on bike with a wheel diameter of ... , Number of Rounds, Patterns.40 design patterns and five word patterns, patterns change every three secondsLED lights will ... : BlisterPackage size: 22.5x12.5x4.9CM Bike Spoke LED light,flash bike light