This Front Light by Luma is an ideal commuter bike light, offering 60 lumens making it perfect for city streets. With a run time of up to 60hrs you won\'t need to change the batteries often and the plastic body is hard-wearing and will be able to resist bumps and falls.2 x 0.5Watt Super-bright white LEDsFits all 22.2-31.8mm round handlebarsUniversal bracket for horizontal or vertical alignment4 functions - Flash, Chase 1, Chase 2, ConstantIPX4 rain proof protectionTool-free fitting with quick release bracketRequires 2 x AAA batteries (included)Brightness: 6 lumensVisibility: 250oBeam Distance: 400mRun Time: 60hrs Flash/Chase, 30hrs Constant Low, 15hrs Constant HighWeight: 51g