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 ... Waterproof2.14 Blue Led Lights3.Install On The Front Wheel Or Back Wheel4.40 Design Patterns And 5 Word Patterns LED Bike Spoke Light