The EOS II is designed and constructed to meet the most rigorous of demands both in application and environment. The head unit is self-contained, waterproof, and constructed of high grade materials. The technology inside offers the best in long burn times and utilizes advanced circuitry that regulates the output providing superior and constant brightness on its two modes. The Maxbright LED puts out 105 Lumens and a spot beam that reaches as far as 65 meters. The EOS II is powered by 3 AAA batteries allowing for a compact footprint, and includes NVG shroud mounting assembly, MOLLE webbing adapter, and a nylon strap for use as a standard headlamp.