ACCMOR 4pcs Bike wheel Lights, Waterproof Spoke Bicycle Lights, Bicycle Wheel Spoke Tire Wire Tyre LED Neon Light Lamp Bulb - Red, Blue, Green and Multi-color, Used for Safety and Warning Easy to install. Press it onto spokes of your wheel and slide toward rim until fit is tight, and it then remains securely in place. No tools required. Three light modes. Fast flashing, slow flashing and full brightness. Safety guaranteed. The light can be used for safety and warning Durable, silicone surface is water resistant, shock resistant. Remain securely locked in position, even during off-road use. Highlight the personality. For vocational rider or casual cyclist, show your cool personalities.