Designed for road cycling the Knog Blinder Road 2 combines 2 powerful CREE LEDs with a stylish design to provide a colossal 200 lumens while weighing in at a mere 75g. Key Features 2x CREE XB-D LEDs Use of an optic design provides a balance ratio of beam width & distance Visible at over 1000m 8 light modes including: Narrow Low Beam, Narrow High Beam, Wide Low Beam, Wide High Beam, Dual Low Beam, Dual High Beam, Flashing Alternate & LED Steady/1 LED Flashing Steady Burn time of up to 6 hours Rechargeable Lithium polymer battery with protection circuit Integrated USB (Universal Serial Bus) plug designed to withstand the elements Longer button push (0.75s) prevents accidental activation Constant current drive technology maintains a consistent brightness throughout the batterys burn time Wide 22° & narrow 15° options Thermal management systems automatically regulates the light output for optimum performance Two removable silicon straps & a helmet mount add versatile mounting options 100% waterproof & dust proof