Compact, durable cycling light with a machined aluminum body. It features built in cooling fins and cutouts for side visibility. Its single LED design provides up to an impressive 500 lumens of output and eight output modes, including a Daytime Flash mode. Runtime has increased by 2.5 hours for up to 20 hours. Charging is simple with an integrated cable-free USB stick. It also securely straps to a variety of handlebar shapes and sizes.