The Knog Blinder Road 400 Front Light is the performance light for the ultimate road cyclist, this brand new model has an upgraded output of 1.5x brighter than the previous Blinder Road. Packing 400 lumens of light and using two of the latest high-intensity LUMILEDS LEDS ensures roads and paths are flooded with light, no matter where you ride.With incredible power/weight ratio and dual + constant flash modes, you won't find another light like this!Knog Blinder Road 400 Front Light SpecificationsModes: Narrow Beam / Wide Beam / Dual Beam / Flash.Weight: 70g.Lumens: 400.Replaceable straps for tool-less attachment.USB chargeable.Aero compatible - Shaped to fit standard and aero bars.Upgraded output (1.5x bright than the previous Blinder Road).Low battery indicator - Stays on for 2 seconds after turning off when the battery is low.100% waterproof.MODEHIGHLOWNarrow Beam1.2 hrs2.0 hrsWide Beam1.2 hrs2.0 hrsDual Beam1.0 hrs2.0 hrsNarrow Beam3.0 hrs8.0 hrs