Key Features:Multi-purpose performance LED cycling light.,Compact, durable and heat-dissipating CNC machined aluminium construction. Ultrahigh-output LEDs delivering up to 500 lumens. ,Optional Overdrive Race Mode toggles between Overdrive and Economy modes only. Mode Memory function returns to selected mode after turning off. ,Enhanced MOR (Maximum Optical Reflection) lens with built-in side visibility. ,Integrated cable-free recharging USB stick.,Versatile strap securely mounts to all standard bar shapes, including aero bars.,Advanced Li-Poly battery for superior run time.,92g (including strap mount),Blast: 300 lumens, 1h:45min,Enduro: 150 lumens, 3h:30min,Economy: 75 lumens, 7h:45min,Femto: 15 lumens, 35h:00min,Day Flash: 500 lumens, 7h:30min,Flash 1: 75 lumens, 14h:00min,Flash 2: 75 lumens, 14h:00min,Pulse: 75 lumens, 13h:00min,Overdrive: 500 lumens, 1h:00min.