Usstore Outdoor Sport Headlamp Headlight Camping LED Light Torch Flashlight adjustable strap for maximum comfort and ease It is ideal for camping, hunting, fishing, automotive and many other activities. easily attaches to Hat, Helmet, or Head. Size: 7*4*4cm Power by: 3 x AAA Battery. (Not included). Excellent waterproof capabilities, suitable for an outdoor environment and adverse weather conditions. Package Include:1 x Headlamp,( without retail package)