Blue Brand Camping Headlamps Bright 11 LED Hat Clip Light. 11 ultra bright white LEDs. Wonderful for night fishing, camping, hiking, reparing car and anytime you need bright illumination. With ON / OFF switch, powered by 3 AAA batteries. (NOT included) Clips onto a hat, hit a button and it will light up its way! Love that you can clip it to different hats, such as fishing hat or baseball cap Lightweight, compact and engineered to withstand extreme conditions and use.