ROCKBROS Cycling Light Helmet 3Modes Bike Ultralight Helmet Electric USB

Multi-functional Safety Design: This helmet integrates protection, illumination, and warning features, providing comprehensive safety for riders. Ideal for night and low-light conditions to enhance visibility and safety. Multiple Lighting Modes: Equipped with front, side, and rear lights, offering various lighting modes. Riders can adjust the lighting according to the environment and needs, improving nighttime riding safety. Breathable and Comfortable: Made from highly breathable materials, ensuring comfort during long rides. The interior design includes ventilation holes to help with sweat management and keep the head dry. Adjustable Head Circumference: The helmet features an adjustable head circumference system to fit different head sizes. Users can easily adjust the size with a knob or strap to ensure a secure and comfortable fit. Convenient USB Charging: Built-in high-capacity battery supporting USB charging. A single charge can last for several hours, suitable for long rides. The charging port is designed to be waterproof, ensuring safe use in various weather conditions.