Carson’s Aura™ is a portable digital Night Vision Monocular. The Aura™ Night Vision Monocular uses digital technology to provide a bright, clear and sharp image. No more blurry green images using old intensifier tubes! The Aura™ Night Vision Optics operates on 4-AA batteries (not included), and includes a soft pouch and wrist strap. The Aura™ Night Vision Monocular has a one-year limited warranty. 6.25" x 3.75" x 2.25" ov.