Giant Alumba Helmet Mount Rear Bike Light

BIKE LIGHT HELMET MOUNT FOR SLEEK VISIBILITY FOR ROAD OR MOUNTAIN BIKERS. 

Designed 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
• Compatible with Rev Comp, Compel, Roost, Strive, Lanza, Coveta, Rev Liv Comp and Luta series helmets

SPECIFICATIONS

• Size: 54x13x27mm
• Weight: 17g without mount
• Colors: Black
• Max Output: 20 lumens
• HL Runtime: High 2.5hrs (20LM), Low 6hrs (10LM), High Flash 7hrs (20LM), Low Flash 24hrs (5LM)
• Battery: Li-Ion polymer battery (250mAh)
• Water resistant: IPX4