LED Bike Spoke Light,Shows Riding Time 40 Light Patterns,Such As: HELLOW ,TIME ,GO,GO ,I LOVE U ,and some Expression LED Bike Spoke Light1, ... Press Gray Button To Turn "ON"2,When Riding Slowly ,The Led Will BLINK AND WILL ... :1.Waterproof2.14 Blue Led Lights3.Install On The Front Wheel Or Back Wheel4.40 Design Patterns And 5 Word Patterns LED Bike Spoke Light ...