One Size fits all, unisex LED knit hat with built in and removable rechargeable LED light, it can light the distance up to 30 feet away.This LED beanie cap is reversible, you can wear it inside out. Just take out the LED headlight, change your wearing style anytime and anywhere.Unique Design for Outdoor Activities - Popular outdoor utility light for hunting, camping, travel, running, walking, anywhere you want to work lighting and free your hand.Use button batteries, convenient and fast, easy to replace.Hands free warmer beanie is best for go fishing, ski, camping, hiking, hunting, jogging, construction or just for fun, great for being ACTIVE at night.