No Need For Tedious Tilting ... Zero in your thermal scope without all the hassle. Unlike other passive thermal targets that have to be precisely tilted, ours can be used straight-on, at any angle, and in most weather conditions. (Intended for outdoor use) Extra-Bright for Pinpoint Accuracy ... These aren't just any thermal shooting targets for the range. They're brighter than most, giving you the freedom to sight your thermal scope from much further. Use the Black Hot setting for accuracy-guiding brilliance. Never Have To Worry About Power Sources ... Day or night, these gun targets for shooting range work without any need for batteries, cables, or generators. Just peel off the backing, stick onto a target, take your spot, and have an absolute blast. Get the Greatest Bang For Your Buck ... Every pack comes with 3 (10” x 10”) targets and 3 cardboard backers and 12 (4" x 4") thermal squares, getting your aim right will be an economical affair.