Check the listing for details. Astronom. Day/ Night Prism Zoom Binoculars 20-50x70 Ruby lenses. Condition: New. Listed at 61.99 USD. You are bidding a Brand new powerful GiantZOOM 20-50x70 Binoculars "Perrini" Dimension 9.5"x8.0"x3.0"weight 3.13 lb 186Ft/1000yds 62m/1000m.These binoculars are an extraordinary buy! They are equipped with a unique light sensitive optics system that allows you to get a clear picture and radiant, natural colors without the use of batteries and in low-lit areas. The binoculars operate best when they are used in an area that has a light source, not it complete darkness. This light source may be the moonlight, camping lights, streetlights, or another distant light. These binoculars are excellent ergonomically designed and beautiful appearance. They are also equipped with double focus that allows you to adjust the magnification in each lens individually of each other. A perfect item for: athletes, bird watching,auto racing,horse racing,beach,travel.campers,hunters,boating/yachting and others. The complete package includes : case, strap, and cleaning cloth. Most of traditional style binoculars can be mounted on a tripod,using a tripod adapter.Remove the tripod cover to reveal a female universal screw fitting. I have been specializing in different types of binoculars since 2002 but I never seen such powerful binoculars. I have sold hundreds of binoculars to happy and satisfied customers. I am verified by PayPal . California residents please add 8.25% state tax.Retail Price is $179.99