For commuters and recreational riders looking for a simple and inexpensive way to make sure they stay seen on the road, this light is compact, super lightweight, and USBrechargeable, offering five output modes and up to 15lumens of output\n Wide Angle Optics lens provides 270° of visibility and the durable comolded construction features an IPX7 waterresistance rating, ensuring that it's safe even in the most torrential downpours\n Versatile mounting strap quickly mounts to a variety of handlebar sizes and a secure, threaded composite matrix cover keeps the USB port clean and sealed\n It can run for up to 20 hours and is easily rechargeable with the included Micro USB cable\n Rear light: Compact and lightweight USBrechargeable LED cycling taillight\n Durable comolded construction is minimal and has an IPX7 waterproof rating\n Five rear output modes offer up to 5 lumens and custom Wide Angle Optics lens provides up to 270° of visibility \n Runs for up to 15 hours and is easily rechargeable with the included Micro USB cable