The topeak whitelite dx usb front light is ideal for commuting riders no more batteries this tiny rear light easily plugs into a computerrsquos mini usb port to recharge charging with in 5 6 hours for up to 11 30 hours burn time the topeak front light features 4 super bright white led39s that give you a brilliantly strong light ensuring your seen in low light conditions perfect for when your out and about on roads with increasing your visibility to approaching motorists the flexible s