Lezyne's Hecto Drive 400XL is a multi-purpose performance LED cycling light. Compact, durable, and heat-dissipating CNC-machined aluminum construction. Its ultra-high-output LED with improved optics delivers up to 400 lumens. Mode Memory function returns to selected mode after turning off. Five combined lumen and flash modes. Enhanced MOR (Maximum Optical Reflection) lens with built-in side visibility. Integrated cable-free recharging USB stick. Versatile handlebar strap secures to round and aero bars. Advanced Li-Poly battery for superior run time.