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EOTech 510 series red dot sights are an ideal choice if you don't need to add night vision capability to your weapons system. EOTech 510 Red Dot Sights include a range of waterproof sights that are submersible in up to ten feet of water! EOTech 510 Holosights feature 65 MOA reticles, and can operate in a range of temperatures from -40 F to + 150 F. These holographic weapon sights are available from EOTech in multiple options, with end- or side-mounted control buttons to control the reticle brightness of the red dot sight, and a variety of power sources. The EOTech 510 Series of reflex sights is ideal for tactical operators or serious hunters.