Giant Numen Alumbra Rear Light LezyneSALE Electronic drivetrain compatible

Electronic drivetrain compatible

Each bit features a harden steel tip

The Vittoria Air-Liner system provides unmatched bump compliance and impact protection

Internal rim width

Integrated design

Giant Numen Alumbra Rear Light LezyneSALE Electronic drivetrain compatibleDesigned to integrate seamlessly with compatible Giant and Liv helmets, the Numen Alumbra TL is the slimmest and most lightweight helmet attachable tail light and features a unique quick magnet mount design for easy on and off as well as a built in low power indicator. Features Maximum output to 20 lumens ANSI certified lumens and runtime IPX4 water resistant Power status indicator alerts remaining run time before powering off Light memory mode