Lezyne Fusion Drive 500+ Front LightThe Fusion Drive 500+ is a feature packed visibility solution. With its impressive 500 lumen output and a maximum runtime of 35 hours, this light ensures exceptional visibility and reliability Max 500 lumen output 35 hour max runtime Six output modes, including highly disruptive Daytime Flash ensuring maximum visibility during daylight hours Intelligent Power Indicator displays battery runtime Waterproof USB C charging (cable not included) CNC