Mizar Tech Binoculars Zoom Magnification Red RED 10-30x SZ-21

Body size: (approx.) Height 5.0 x Width 10.5 x Depth 9.6 cm Product weight: (approx.) 198g Magnification: 10-30x Lens diameter: 21mm Prism material: BK7 Coating: Multi-coated Actual field of view: 3.15-1.42° Exit pupil/brightness: 2.1-0.7mm / 4.4-0.5 Eye relief: 9-8mm Country of Origin: China