Manufacturer Part Number (MPN) :Concept2Welcome to the cutting edge of flashlight technology with the NITECORE Concept 2 rechargeable flashlight. The power of four CREE XHP35HD LEDs combines for a maximum output of 6500 lumens with 435 yards of throw -- all encompassed in a compact, aluminum body that comfortably fits in your palm! Measuring only 4.42""x1.57""x1.57"" and weighing 12.27 oz, the Concept 2 is ideal for exploring, camping, everyday carry and search operations. Access 5 brightness levels and 3 special modes through the single button control located on the head of the flashlight. And with direct access to Turbo when the light is on or off, lockout mode for traveling and a memory feature to access the previously used brightness, the Concept 2 gives you everything you need for total control.