The ZM-721 MonoZoom™ 7-21x21mm Zoom Monocular is a 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 MonoZoom™ comes equipped with a pouch, neck strap and lens cap.

• Magnification: Zoomable 7x-21x
• Prism type: BAK-4
• Objective lens diameter: 21mm (larger=more light)
  
• Lens coating: Fully Coated
• Eye relief: 12.5 - 9mm
  
• Weight: 0.16 lbs
  
• Dimensions: 4.1 in x 1.4 in x 1.6 in
• Tripod mountable with built-in threaded hole 
• Comes with neck strap and pouch