About the Bontrager Ion 120 Front Light The Ion 120 comes in an easily mountable compact size yet packs enough punch to light the road or trail in front of you. A powerful 120 Lumen front light, Ion 120 illuminates in three modes: high, low and flash, and offers 270-degree visibility. Batteries and Sync mounting brackets included. Key Features 120 Lumens via high-power, environmentally-friendly, 1W CREE LED Be seen with focused optics and over 270 degrees of visibility High, low, and flash modes for versatile lighting options Sync bracket allows for quick-and-easy adjustment, mounting, and removal Includes 3 AAA batteries and a Quick Connect bracket Blendr compatible Bike Lighting Buying Guide