The Energizer Vision HD Focus offers the ultimate in performance and functionality. The dual button configuration offers a variety of light modes and features, including advanced features: Digital Focus, allowing users to accurately adjust the beam to the desired width and Memory Recall to quickly access a favourite focus setting next time it is switched on. The headlight is also weatherproof (IPX4). 2 brightness settings. Made from hard plastic. Adjustable pivot function. 80m beam providing 250 lumens of brightness when you need it most. Max. Run time 50hrs. Includes: 3 x aaa batteries. Water resistant. Dimmer switch. Shatterproof. (not included). H4, D5.7cm. Batteries required: 3 x AAA (included) . (not included). Manufacturers 15 year guarantee.