Colorful LED Automatic change color Flash Tyre Wheel Valve Cap Light for Car Bike bicycle Motorbicycle Wheel Light Tire Light LED Number: 5 LED white (front), 2 LED red (side) 1 button 4 modes: one-bye-one flashing, all flashing, all on and off Great for cycle as front/ rear lamp or as warning indicator lamp Install or remove without any tools for 3 seconds can be done 1 pc