The usb rechargeable headlight hat is a practical solution for hands-free lighting in various situations. It features 3 brightness settings, providing up to 120 lumens of light output, allowing you to adjust the level of illumination to suit your needs. Ideal for tasks that require both hands, such as outdoor sports, indoor DIY projects, or emergency repairs, this hat is a convenient and portable lighting option. Measuring 66 x 15 x 15mm in size and weighing 19.5g, it is lightweight and easy to wear. The usb rechargeable design means you can easily charge it on the go, making it a reliable choice for your lighting needs.