The Bell Lumina 2.0 USB Light Set is perfect for the rider who wants to “See and Be Seen” in low light conditions. The Lumina 2.0 headlight utilizes the latest in high lumen technology with advanced lens designs and reflector optics. Brighter LEDs light up the road ahead of you while the secondary diffused beam pattern makes you more visible to traffic and other riders. The Lumina 2.0 light set easily installs without tools and includes 1x Li-Poly battery (front) and 2 AA batteries (rear). The high-powered headlight offers 3 modes, steady, flash and strobe while the tail light operates in steady and strobe. Age Group: adult.