Product DescriptionDrivers typing a life-altering text message may not see your jacket's reflectors until it's too late. The red Serfas TL-411 Ultrabright Tail Light instinctively grabs the attention of drivers, keeping you in their sights until they safely pass. Four LED lights shine up to 100 hours on just two AAA batteries, and a flash mode sends a clear message to angry cab drivers in the city. Attach the TL-411 to your rear bike pack with the integrated clip and ride in the bike lane after dark with an extra
Mtbr Bike Lights Shootout - over 50 bike lights reviewed, photographed and measured here.