Cateye VIZ 300 Rear Cycle Bike Light (USB-C)

Pumping out an attention-grabbing 300 lumens with OptiCube™ lens technology, the versatile ViZ300 stands out with the power of Daytime Hyperflash™ mode and the friendliness of Group Ride mode. Highly visible during daytime with 300 degree visibility Long rear beam projection OptiCube™ lens technology Lithium-ion rechargeable battery USB-C rechargeable (USB-C cable not included) Low battery indicator Four light modes (Constant / Flashing / Group Ride / Daytime HyperFlash) Mode memory function Battery Auto Save (The mode automatically changes to flashing when the battery power gets low.) New seat post bracket SP-15 which fits contemporary (kammtail) aero seatpost Snap System™ Dimension: 25 x 75.5 x 34 mm Weight: 47g (with batteries) Light source：Red LED X3 Battery：Li-ion rechargeable battery Runtime：Constant (30 lumens)：5hrs Flashing: (30 lumens)：45hrs Group Ride (15 lumens)：10hrs Daytime HyperFlash (300 lumens)：10hrs Recharge time：3hrs (0.5A) Mount size：φ21.5-32mm. Fits up to 130mm outer circumference. (SP-15) Water resistant: IPX4