Features:20X magnification.Central precision flat quick-adjusting the focus and the right eyepiece fine-tuning.Fully Coated Optics for increased brightness.Durable rubber armoring.Anti-slip rubber armor absorbs shock while providing a firm grip.Come with carrying bag and cleaning cloth.Ideal for bird watching， walking， climbing， boating/yachting， travel， as well as other outdoor recreations.Specifications:Color: BlackBody material: Metal， covered with rubberAmplification: 20X (real rate:10X)Objective lens diameter: 50mmPrism: Bak-4 rectangular prismField of view: 168FT/1000YDS， 56M/1000M， 8.2 degreesExit pupil diameter: 4.6mmExit pupil distance: 12.8mmLens coating: Blue fully coatedItem size: Approx. 19.5 * 17.5cm / 7.7 * 6.9inItem weight: Approx. 807g / 1.78LbsPackage size: Approx. 20 * 20 * 7.5cm / 7.9 * 7.9 * 3.0inPackage weight: Approx. 1045g / 2.30LbsPackage List:1 * Binoculars1 * Carrying Bag1 * Neck Strap1 * Cleaning Cloth1 * User Manual