PRUNUS Rechargeable LED Bike Wheel Lights.Waterproof Bicycle Spoke Lights with Rechargeable Batteries.for Safe Cycling,for Kids Girls Boys Adults Mountain Bike BMX Bike Folding Bike
Brand: PRUNUS
Color: short*2

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【Safe and Cool】 Led bike wheel lights made of 14pcs double-side lamp beads can draw up 30 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 90 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 16 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 33g）, the bike lights for wheels are 69*98*18mm (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)