Equipped with 3 LEDs delivering up to 100 lumens and featuring Daytime Hyperflash™ mode, it ensures you get noticed even in daylight. Its 300° side visibility and long rear beam projection make it ideal for urban commuting and group rides. USB-C rechargeable with smart battery-saving features, it mounts easily to aero seatposts using the SP-15 Snap System™.Key Features3 high-brightness LEDs with 100 lumens outputDaytime Hyperflash™ mode for enhanced daytime visibility300° side visibility and extended rear beam projectionOptiCube™ lens technology maximizes light spreadRechargeable lithium-ion battery with USB-C charging (cable not included)Four lighting modes: Constant, Flashing, Group Ride, Daytime HyperflashBattery auto-save switches to flashing when power is lowLow battery indicator and mode memory functionFits aero seatposts via SP-15 Snap System™ mountSpecifications:Light Output: Up to 100 lumensVisibility: 300° side visibilityBattery: Rechargeable lithium-ion, USB-C chargingModes: Constant, Flashing, Group Ride, Daytime HyperflashMount: SP-15 Snap System™ for aero seatpostsAdditional: Battery auto-save, Low battery indicator, Mode memory function