Stay safe and visible on every ride with the Gaciron Smart Bicycle Rack Tail Light. Designed for bike racks, this sleek and easy-to-install tail light keeps you secure on the road, day or night. Its intelligent brake light system automatically brightens when you brake, alerting drivers and fellow cyclists behind you. Powered by a rechargeable battery and built with waterproof protection, it's perfect for all-weather use. Whether you're commuting or cycling in low-light conditions, this durable and reliable tail light ensures you're always seen. Ride confidently with enhanced safety and peace of mind!