Wholesale ROCKBROS 3D Shell Saddle Bike Seat Bag with Light Tail

* Durable Design: EVA shell with carbon texture for strength and style. * Secure Storage: Wear-resistant, pressure-proof, deformation-resistant. * Easy Installation: Two-point fixation with seat bracket and rubber straps. * Compact Capacity: 0.45L with mesh pocket for organization. * Smart Brake Light: Auto-brightens for 2.5s when braking. * Five Light Modes: Slow flash, jumping flash, fast flash, breathing, steady. * Auto Sensors: Auto on/off based on light and motion. * Long-lasting Battery: USB rechargeable, 18-110 hours runtime. * Weatherproof: IPX6 waterproof for all conditions. * Reflective Features: Reflective ring and logo for night visibility.