BE SEEN FROM BLOCKS AWAY, RIDE WITH CONFIDENCE - FIVE modes - Steady, Strobe, Side, Phase, Flashing. Simple to install, No tools required - Mount it anywhere you want in seconds, such as the handlebar, the seat post or anywhere on the frame. Mount it on the back of your helmet and you have yourself a bike helmet light.
USB RECHARGEABLE - Stop Wasting Your Money, Never Buy Batteries Again. The X1 bicycle tail light charges from your computer or any device with a USB port. It Only takes 1.5 hours to fully charge.
INDESTRUCTIBLY BUILT - Practical, Reliable, and Durable. Drop-tested from 2 meter, impact resistant and built to perform. Water resistant rated to IPX4 - Protected against splashing water from any angle.