With 633-lumens in the palm of your hand, the SOG Specialty Knives & Tools DE-05 Dark Energy Handheld LED Flashlight is one of the brightest LED flashlights in its class and with its compact design, stow this light in your glove compartment, backpack or tactical case. This tactical flashlight pierces the night with its powerful glow and features a stunning range that reaches the treetops. Measuring 5.51-inches long, this flashlight can illuminate campsites and outdoor paths. The DE-05 emits a whiter light that is highly visible to the human eye and has been tested for lumen output. Made of hard aluminum with a checkered, easy-to-grip surface, this flashlight resists chemical and water corrosion and survives everyday wear and tear. The circuits used in Dark Energy models make LEDs more efficient and allow batteries to run longer. This flashlight is equipped with the best switch in the industry and features five operations; push the switch half-way and it operates at 40-percent or use the on/off positions to control your light. You can also switch between normal, reading mode, tactical strobe and momentary one settings. Set this flashlight to 100-percent and enjoy 77-minutes of consistent lighting, or save your energy and enjoy over 24-hours of lighting at reading level (10-lumens). The 6061 T6 aluminum housing is aggressively checkered and coated in a Class III anodizing aluminum for maximum durability. The SOG Specialty Knives & Tools DE-05 Dark Energy Handheld LED Flashlight uses (2) CR123A batteries (included) and comes with a lifetime limited warranty that protects against defects in material and workmanship. Known for their uncompromising style and performance, SOG knives and tools showcase innovation, dependability and a unique, futuristic style that has garnered awards and recognition worldwide.