Feature 18pcs 7 set of lenses, alloptical nitrogenfilled waterproof lenses, and prismcoated eye films. 2Waterproof marine telescope, designed for ocean and land observation, suitable for outdoor viewing, bird watching, hunting, etc. 3The internal rangefinder scale and directional compass with illuminated switch can indicate the distance or size of the observed object and its direction. 4The durable rubber coating is comfortable to hold and strong enough to withstand any conditions. 5Even under extreme conditions such as heavy rain and high humidity, the nitrogen inside the binoculars can eliminate fogging and mold on the inner lens surface. 6Highrefractiveindex BAK4 prisms have bright, clear images and sharped contrasts, which can provide you with every detail of objects. 7Wide lens designed, 23mm lens is more comfortable for viewing objects without causing eye fatigue, dizziness, and has a wideangle and highdefinition visual combination. 8With a large 50mm objective lens, which can provide the maximum brightness of the image even in low light conditions, such as at dusk and dawn.Condition: 100% Brand NewItem Type: Marine BinocularsMaterial: Rubber + GlassColor: As picture shownMagnification: 10 TimesCaliber: Approx. 50mm/2inPrism System: for PorroPrism Glass: BAK4Focusing System: Left Eyepiece and Right EyepieceField of View: 396ft / 1000ydsPerspective: 5.6Eyecup: Fold DownCoating: FMCBattery: Button Battery (included)Battery Capacity: 100mah .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Binoculars1 x Bag1 Set of Battery (2pcs)1 Pack of Wipe Cloth1 x Strap1 x InstructionNotePlease note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.