【Waterproof and Moisture-Proof】 The highly airtight fuselage makes it resistant to bad weather and adaptable to a variety of environments, and you can safely use it in rainy and wet conditions.【Wide Range of USES】 Monocular for hiking, birding, mountaineering, concerts, Tours, ball games, and scenic views. It can be used by adults and children.Function type: ordinary telescopeApplication : civilian telescopeInstrument magnification: 8Exit pupil distance: 12Exit pupil diameter: 10Field of view: 131mm/1000mmResolution : 1000Objective lens diameter: 18MMUses: When connected to the mobile phone, it can clearly shoot the scenery 15 meters away.Material: plastic, rubber, glassProduct size: 70×26×26mmWeight: 130g/pcsSpecifications: blackApplicable models: universal for smartphones