FRONT LIGHTS & REAR LIGHTS - This flashlight cap has two lights. The front light is ultra bright which ensures that you can see the obstacles and rear lights, also called red warning light designed on the back of the hat so that the driver can notice you in the dark to avoid traffic accidents. .USB Rechargeable: Built-in and removable rechargeable LED light, built-in USB port for charging. Charges from any USB port: car charger, portable power bank and PC, no more re-shopping or charging batteries, no additional charging cable needed. Light turns on/off at the touch of a button .One size fits most: head size: 56-65 cm (22-25 inches). Unisex style, super soft material. The fashionable design of the hat with light makes you look good and keep you warm in cold weather. This hat can be stretched and suitable for most men and women. .3 Brightness SettingsThere are 3 modes in our LED illuminated hat so you can see clearly in the dark. The headlamp can illuminate the distance up to 30 feet. It shows directed light to what your eyes see.