- Stay safe on the road with our USB rechargeable bicycle taillight, designed for maximum visibility and convenience. The light automatically cuts off when fully charged, offering peace of mind. - Enjoy long-lasting performance with a high-quality internal lithium battery that can be fully charged in just 2 hours and provides up to 12 hours of continuous use. This means fewer interruptions and more time riding. - Choose from four versatile modes to suit your needs: Long Bright for constant visibility, Slow Flash for attention-grabbing signals, Explosion Flash for dramatic alerts, and Strobe for emergencies. Adjust the light setting based on your environment for optimal safety. - The compact design ensures compatibility with various bicycle types, making it an essential accessory for all cyclists. Its durable construction means it can withstand the rigors of outdoor conditions. - Perfect for nighttime rides, daily commutes, or emergency situations, this taillight is a must-have for ensuring you're seen by motorists and other cyclists alike. - Lightweight and easy to install, you can attach or detach it quickly without tools, making it perfect for on-the-go cyclists. Prioritize your safety and visibility on every ride with our reliable bicycle taillight.