The EO Tech Holographic Hybrid Sight allows its user to switch quickly between a 1x and 3x magnification. This feature makes it ideal for close quarter targeting and when long range shots are required it can quickly transition to support this need. It also come with a detachable base for speedy removal of the weapon sight if the need arises. EOTech Holographic Hybrid Sight III - 518.2 with G33.STS Magnifier Showroom Demo HHSIII