CATEYE Viz 300 Rear Bike Light, Lumens, 4 Light Modes, USB C Rechargeable, Wide Visibility, Waterproof Design, Compact and Lightweight for Maximum Safety on Day or Night Rides

Blacks

Key Features:3 LEDs (300 lm)Highly visible during daytime300 degree visibilityLong rear beam projectionOptiCube™ lens technologyLithium-ion rechargeable batteryUSB-C rechargeable (USB-C cable not included)Low battery indicatorFour light modes (Constant / Flashing / Group Ride / Daytime HyperFlash)Mode memory functionBattery 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 seatpostSnap System™Specifications:Dimension: 25 x 75.5 x 34 mmWeight: 47g (with batteries)Light source：Red LED X3Battery：Li-ion rechargeable batteryRuntime：Constant (30 lumens)：5hrsFlashing: (30 lumens)：45hrsGroup Ride (15 lumens)：10hrsDaytime HyperFlash (300 lumens)：10hrsRecharge time：3hrs (0.5A)Mount size：φ21.5-32mm. Fits up to 130mm outer circumference. (SP-15)Water resistant: IPX4Other: Battery auto save, Low battery indicator, Light mode memory

Amazon

Powerful 300-Lumen Output: Provides high visibility with 300° wide-angle illumination, keeping you safely visible to other road users during day or night rides Versatile Lighting Modes: Offers 4 modes (High, Low, Daytime HyperFlash, and Group Ride) to adapt to different cycling conditions and ensure optimal safety USB Rechargeable Efficiency: Features a rechargeable battery with up to 45 hours of runtime in Group Ride mode Durable and Weatherproof Design: Built to withstand tough conditions with a compact, lightweight, and waterproof construction for year-round reliability Secure and Flexible Mounting: Equipped with a sturdy, adjustable strap that fits various seat post sizes, ensuring the light stays in place even on rugged terrain