This waterproof, ultralight and compact headlamp weighs onlyThis waterproof, ultralight and compact headlamp weighsonly 48 grams. It can also be clipped to the bill of a ball2oz. The scout can be removed from its headband and clipped tothe bill of a ball cap or onto a strap. Powered by 4 minicap or onto a strap. Powered by 4 mini lithium coin(2032, SKU I250CS) batteries, which are included.lithium coin batteries. 2 high output LED's with threebrightness settings, and can be switched to emergency blink.2 LEDs with three brightness settings and two blink modes.Colors: Assorted.