Introducing the SUPERFIRE BL10 rechargeable bicycle headlight. With a theoretical brightness of 500 lumens, it ensures optimal visibility. Weighing 85g and measuring L101*H33*W28mm, it's portable and durable. Powered by a 1500mAh 18650 battery, it offers a 3-hour runtime and 3.5-hour USB recharge. Featuring IP43 waterproof rating and 90m beam distance, it suits various conditions. Four modes adapt to lighting needs, while smart light-sensing adjusts brightness automatically. The anti-glare design enhances safety, and the snap-in bracket allows easy installation. Perfect for cyclists and outdoor use, the BL10 guarantees reliable illumination and convenience.