A Compact Thermal Scope offering great specs. Best buy to mount to a AR Rifle. High thermal sensitivity, perfect detail recognition. Every detail matters when identifying targets. Less than 20 mK NETD helps identify small details of objects from the backgrounds easily and clearly even in the hardest weather and low- light conditions. Replaceable and rechargeable battery. 640x512 12μm. Detection Range up to 2600m. Aperture F/1.0. Field of view of 15.39m × 12.29m@100m. 1024x768, 0.39 inch, OLED Display. Built - in Range Finder up to 600m @ +-1m accuracy