The Azur Mars 400/65 Lumens USB Light Set ensures exceptional visibility and safety for cyclists, day or night. The front light delivers 400 lumens with five versatile modes, while the rear light provides 65 lumens with six modes to suit varying conditions. Both lights feature USB rechargeable lithium-polymer batteries, low battery alerts, and charging indicators for convenience. Built with a durable, water-resistant design, this light set is ready for any weather. Quick-release, tool-free brackets make installation and angle adjustments effortless, making it a reliable choice for your cycling adventures.