🚵【 Cool & Easy Fun】Our super bright Bike Wheel Light has 7 colors: Blue, pink, yellow, light blue, white & red. And 18 light changing mode, so you can mix or match them as you like. After you turn it on and riding in the darkness, that will make you always be the focus wherever you are.The 7 feet long string lights fits most of the bikes from 12" to 29" bicycle.Great Festival or Birthday Gifts! Cycling with this bicycle tire light at night, be the coolest. 🚵【Super Bright & Safe Front/Rear Lights】Our bike light set is including 1 front light and 1 rear light with 4 modes (strong, weak, slow flash and strobe) which can larger your lighting range and make a wider vision for you when driving in darkness. Provide all-round lighting more fashionable and safer. 🚵【Easy to use and Works Great】Automatic lighting with manual switch. Short press the button on the battery box to change 7 kinds of steady color mode(red,blue.green.pink,yellow,light blue,white);when light turn to red,the light will enter into automatic7-colorflashing mode.Long press to turn off.Long press the button again till turn on ,the 20LEDS willenter into 18 kindsof pattterm changing mode. 🚵【Easy to Install】Universal design, make one size to fit all bike Guaranteed, Mountain, Big Road Bikes, City Bikes, or any Bike including Kids bikes. The bicycle light set installs in under 3 minutes. No matter what bike you are riding and its very strong adorable. 🚵【Waterproof Bike Light Set】Our bike wheel light, front light and rear light is IPX6 waterproof so that you don't worry about raining when you are riding. 100% safety promise.