Multi-purpose performance LED cycling light. Compact, durable and heat-dissipating CNC machined aluminum construction. Ultra-high-output LEDs delivering up to 400 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. Advanced Li-Poly battery for superior run time.