This product is wonderful for night fishing, camping, hiking, repairing car and anytime you need bright illumination. With ON / OFF switch Very light weight, compact and engineered to withstand extreme conditions and use. 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. Quite Handy to keep safe and still have both of your hands free! 11 ultra bright white LEDs.
Material:Plastics Dimensions: 9.3cm X 5.8cm X 1.4cm Weight: about 36g Battery by:3× A A A batteries ( not include battery )