Description
?Safe and Cool? Led bike wheel lights made of 32pcs double-side lamp beads can draw up 21 diverse patterns made by 8 different colors when riding, which make your bike draw lots of eyes at night. So you and your partner will be the cool guy who are safety. | ?IPX5 Waterproof and Rechargeable? Because of IPX5 waterproof function, even on rainy day, you can enjoy cool riding night. (Note:can not to be soaked). Built-in 330mAh non-removable rechargeable lithium battery, 5-8 hours of use on a single full charge. | ?Auto sleep and wake up? For the bike tire light?s automatically turning off after the wheel stops for 30 seconds and on when wheel starts. No a waste of battery?s power, no duplicate operations.What a great gift for cycling enthusiasts! (Note: Suit for any bicycles over 24 inches.) | ?BETTER EFFECT? The faster you ride, the more complete the pattern becomes; when you put two usb spoke lights on one wheel, it s very easy (only need little quicker than walk) for the complete pattern to appear. That?s fantastic! You can see more on video. | ?Lightweight & Easy to Mount? Lightweight as a correction tape(weight 58g), the bike lights for wheels are 160*90*15mm (L*W*H), easy to carry and use, causing no burden for user. With easy installation steps, you can tighten the knob on the spoke without any tools. (Note: Suit for standardized less 2.2mm spoke, and be sure that the length of your bike spoke is more than 6 inch)