The ZM-721 MonoZooma is a 7x-21x 21mm compact, portable, and lightweight monocular, perfect for traveling light. The monocular can zoom from 7x to 21x. The fully coated optics and BAK-4 prisms allow for a bright, sharp and crystal-clear view. With its sturdy and durable outer housing, this monocular is perfect for birdwatching, hiking, sightseeing, sporting events and many more outdoor activities. The MonoZooma comes equipped with a pouch, neck strap and lens cap.