Giant Numen Plus TL1.0 USB Taillight

Giant's Numen Plus TL1.0 USB Taillight boasts 5 bright LEDs so you get noticed out on the road. If that wasn't enough, you have five different high-visibility light modes to choose from. The TL1 runs for up to 30 hours, and the battery is USB rechargeable. The tool-free mounting hardware is fast, easy to use, and fits on most seatposts and frames.