Serfas USL-TL80 TailLight
FEATURES of the Serfas USL-TL80 TailLight 80 Lumens USB Rechargeable Charge Indicator Lights Rack Compatible Backpack Clip Included Over 1 Mile Visibility SPECIFICATIONS of the Serfas USL-TL80 TailLight 4 Modes: High-Steady, Low-Steady, Flash and Alternating Flash Run Time: Up to 2 Hours on High Steady