Fangrui Product Details Description: Name: 80x100 Magnification Portable Monocular Telescope Color: Black Material:plastic Shell Type:monocular Telescope Magnification: 80x Prism Type: Bak4 Prism System: Roof Prism Focusing System: Eyepiece Focusing Field Of View: 3500m/20000m Eye Lens Diameter: 20mm Objective Diameter: 55mm Mobile Phone Clip: Width: Max.: 8cm Min.: 6cm Monocular Size: Approx.150x50 Mm Application: Suitable For Travel, Vacation, Walking, Hiking, Sports Enjoy Beautiful Nature, View Birds, Watch Sorts, General Purpose. Specifications: - Monoculars With 80x100 Magnification - The High-quality Optics Provide High Quality Image. - Suitable For Travel, Vacation, Walking, Hiking, Sports Enjoy Beautiful Nature, View Birds, Watch Sorts, General Purpose. - Durable, High Quality Material Is Also Suitable For Harsh Environments. - Works Well In Low Light And Night - Large Eyepieces, High Definition, Low Light Level Night Vision - Can Take Pictures, Video - Five Layers Of Broadband Plating Membrane - Selected From Bak4 Prisms, With Higher Refractive Index Than Ordinary Glass, Clearer Imaging - Hd Large Eyepiece Design, 18mm Eyepiece. The Larger The Objective Lens, The Higher The Resolution, The More Saturated The Hue, And The Greater The Degree Of Reduction. - Eco-friendly Rubber Sheath, Sturdy Metal Steel Frame Structure - Waterproof And Moisture Proof Design, Suitable For All Kinds Of Environments Package Included: 1 X Monocular Telescope 1 X Cleaning Cloth 1 X Bag 1 X Rope 1 X User Manual