Never run out of light again with Duracell's latest Dual Power LED Headlamp 2 pack. These headlamps pack a powerful 650 lumens, 220 degrees of beam area and 9 modes. Power with the rechargeable battery or the 3 included AA Duracell Batteries. With a 5-Position tilt, IPX8 Waterproof Rating, 1 Meter Drop Test and adjustable headstrap, you can wear this headlamp anywhere and use for a variety of situations.