Equip your rifle and scope setup with thermal visibility for nighttime hunts with Armasights Apollo Pro Thermal Clip-On System. Rugged MIL-STD-810 compliant performance withstands repeated recoil and shock from .50 BMG rifles. It also withstands immersion in 60 ft. of water for two hours, ensuring it functions properly in all weather conditions. Uncooled, long-wave infrared device functions during bright day light or nighttime darkness. It easily mounts in front of your magnified scope to any Picatinny or Weaver rail without having to remove your scope. Cutting-edge FLIR TAU-2 thermal sensor combines with military-grade Germanium objective lenses for optimum thermal visibility. Digital SVGA 800x600 OLED display. Nine-pin connector for video-in imagery also allows you to update the units software. Includes a five-button wireless remote for easy adjustments from your shooting position. Selectable white hot, black hot, sepia, OEM custom and color-variant custom palettes. Bluetooth capability allows interfacing with most smart phones. Uses four AA batteries (included) or four 123A batteries (included). Made in USA. Color: White. Type: Night Vision Riflescopes.