This versatile bike light features six lighting modes including high, medium, low, low-speed flashing, high-speed flashing, and SOS, offering the perfect setting for any situation. It is USB rechargeable with a built-in 1200mAh battery, helping you save money on disposable batteries. With a strong mode runtime of approximately two hours, it ensures longer-lasting performance. The compact and portable design makes it easy to carry in your pocket, handbag, drawer, or car compartment. Designed for adventure, it is fully waterproof, providing reliable lighting in any weather condition. With a wide-angle beam of over 85 degrees, it delivers excellent road visibility, ensuring a safer riding experience.