CatEye VIZ 450 Rear Bike Light Lumen USB Rechargeable Bicycle Taillight, Daytime Visibility, Multiple Modes, Waterproof Cycling Safety

450 Lumen Max Visibility - Ultra-bright rear bike light provides exceptional visibility day or night, helping drivers spot you quickly in traffic and low-light conditions. Daytime Hyperflash Mode - Advanced OptiCube lens and wide beam pattern enhance daytime visibility for safer urban commuting and road cycling. USB Rechargeable Battery - Integrated lithium-ion battery charges via USB, eliminating disposable batteries while delivering reliable runtime across modes. Multiple Light Modes - Includes constant, flashing, and daytime modes to suit commuting, fitness rides, and varying weather or traffic conditions. Weatherproof & Easy Mounting - Durable water-resistant design with Flextight bracket fits most seatposts for fast, secure, tool-free installation.