The Holosun IRIS-RD4 is a quad-function multi-laser device featuring a powerful 45mW infrared illuminator, a 1,000 lumen white light, a visible red laser pointer, and an infrared laser pointer. The redesigned 7075 aluminum housing is 43% lighter, 29% lower, and 28% narrower than previous models, enhancing usability and portability. Independent fire buttons allow for ambidextrous activation of momentary or constant ON functions, while the updated rear-facing power and mode selector switch improves ergonomics. The IRIS-RD4 includes a three-button remote activation switch with VIS override function, making it a valuable addition to any tactical setup. Holosun IRIS-4 VCSEL IR Illuminator/Laser Sight w/Red/IR Lasers & White Light IRIS-RD4