The finest high-performance LED cycling light designed for all forms of serious night riding. Compact, durable and heat-dissipating CNC machined aluminium construction. Three market-leading, ultrahigh-output LEDs delivering up to 1,500 lumens. Optimized Constant Lumens system maintains steady lumen output throughout battery cycle. 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. High-speed 2 Amp USB charging capabilities (with compatible wall adaptor). Advanced Li-Ion battery for superior run time.