Material: Aluminum alloy + ABS Model: CM-4 Eyepiece diameter: 2.54.8 mm Mobile phone card slot size: 5.2-10 cm Mobile phone card slot rotation: 360 degrees adjustable Colour: Black Quantity: 1 pcs Package content: 1 pcs * mobile phone camera holder 1.Wide Range of Applications- The universal cell phone adapter mount is suitable for eyepieces with 25mm-48mm outer diameter and can be mounted on binoculars, monoculars, astronomical telescopes, bird watching binoculars and microscope eyepieces 2.Suitable for Most Smart Phones- Universal mobile phone adapter bracket with a large width range: 52mm-100mm, fitting for more than 98% of mobile phone brand models 3.Comfortable Design- The surface of the phone and eyepieces are covered with soft material. It keeps your equipment from scratches or damage and makes it more stable. The tripod can be connected to the screw port of the phone adapter. 4.Designed for outdoor activities enthusiasts- The cell phone adapter mount binocular is often used for bird watching, wildlife watching, flowers viewing, whale watching, stargazing, photography, matches as well as observing astronomical phenomena. 5.Easy to use: just need to position the cellphone lens just right to align it on the riflescope lens, you can easily explore the fascination of digital photography and the nature of the world through your screen easily.