Packing 5 powerful LEDs and pumping out 450 lumens with Daytime Hyperflash™ mode, this is CatEye’s brightest rear light—built to make sure you're seen in any condition. With wide-angle 300° visibility, durable design, and a USB-rechargeable battery, it's your go-to for serious safety on the road.Key Features5 LEDs with up to 450 lumensDaytime Hyperflash™ for standout visibility300° wide-angle beam and long-range projectionOptiCube™ lens technologyLithium-ion rechargeable battery (Micro-USB cable included)Four modes with mode memoryLow battery indicatorBattery Auto Save switches to flashing when low3.5-hour charge timeSP-15 Snap System™ mount fits aero seatposts