ShineMe 4pcs Bike Wheel Lights Waterproof Spoke Bicycle Lights Wire Tyre LED Neon Light Lamp Bulb - Red Blue Green and Multi-color Used for Safety and Warning(Ramdon Color) 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. The light is designed to run in the dark night automatically while wheel starting run and stop in seconds when wheel stops 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.