[Powerful bicycle lights front and rear] This bicycle which can run for 17 hours and illuminate your The path allows you to stay visible at night and during the day.[USB charging] The rechargeable battery allows you to conveniently charge from a computer, laptop, mobile power supply or any device with a USB port. Using the indicator light can be fully within 2 hours, making the bicycle LED light brighter in the dark. No need to waste money on batteries.[Lighting mode] 10 light modes including high-brightness, semi-brightness, fast flashing and slow flashing, which are convenient to switch according to different road conditions in daily riding. Even in wide daylight or any weather conditions, the blinking pattern will attract their attention. Extensive light keeps you from darkness. It is the perfect choice for the combination of urban and mountainous areas, with its powerful white front lights and red rear lights with reflectors.[Durable and IPX6 waterproof] It is made of high-quality aluminum material, which is corrosion-resistant and can withstand rough processing. Better heat dissipation and prolong service life. Even in heavy rain or snow, it is suitable for cycling, hiking, camping or any outdoor activities. It can also be used for emergency flashlights or with low visibility.We are very confident that you will fall in love with our bicycle lights and provide a pair of rubber brackets that can adjust any handlebar size. Colour:blackMaterial:Aluminum alloy Package Contents:1 x bicycle front light1 x bicycle rear light1 x data cable Only the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.