The Dash Pro 450 takes the groundbreaking original to the next level. Dawning a sleeker profile and amplified performance, its unique lighting technologies and long range illumination enhance safety and visibility like never before. Engineered for both night and day use, the Dash Pro 450 combines a powerful 450 lumen headlight to see at night with Daytime Running Lights (DRL) to stand out in broad daylight. Every bit the road cyclist's lighting system, the Dash Pro uses a Versatite flexible mount compatible with most handlebars including aero styles. Product Details 450 lumens of impressive road covering output.