Loaded with all the same features as the 556-2nd. In addition, the Sportster can use red and green lenses with a beam distance that can reach up to 50% further!Specifications and Features: Military-Grade Aluminum Sleek / Slim / Lightweight Smooth Dimming (5-100%) (Smart) Mode Memory Built-In Fuel Gauge 750 Lumens Max Runtime: High = 4.5 Hrs, Low = 100 Hrs High Capacity Millertech Li-ion Battery 5 year warranty