The lezyne femto drive front is a versatile light that takes care of lighting your way whilst keeping your safe out on the darkened streets and routes the light is a small and compact light that has an output of 15 lumen that makes it the fantastic safety light that it is and makes sure that you are seen when riding in the dark the lens of the bike light is made of high grade optical material and serves as an activation button that cycles through four flash and one solid modes the femto is ma