Features: 8X-24X Zooming Monocular TelescopeFeaturing 8X-24X adjustable magnification times and 30mm large object lens diameter, the monocular telescope provides you with the best view in outdoor adventure. FMC Optical Lens & BAK4 PrismAdopts fully multi-coated (FMC) optical lens and BAK4 prism, which guarantees superior light transmission and brightness to ensures the image you view as bright and sharp as possible. Simple to OperateRotating the zoom ring to adjust the magnification times(8X-24X), then rotating the focus ring until the image in the eyepiece is in focus accurately, easy to use. With Phone Holder and TripodComes with a phone holder that fits most smartphones, and a retractable mini tripod to maintain stability and help you record wonderful videos through the monocular telescope conveniently. Wide ApplicationsCompact and lightweight, perfect for most of outdoor activities, such as bird watching, wildlife viewing, sports events and concert watching, hiking, camping, climbing, etc. Specifications: Material: ABS Zoom: 8X-24X Object Lens Diameter: 30mm Eyepiece Diameter: 15mm Field of View: 45.5M-80.5M/ 1000M Exit Pupil Diameter: 1.2-1.7mm Exit Pupil Distance: 17-14mm Closest Viewing Distance: 3 meters Prism: BK4 Item Size: 12.7 * 4.4cm/ 5 * 1.7in Note: The smartphone showed in the picture is not included. Packing List: 1 * Monocular Telescope 1 * Tripod 1 * Phone Holder 1 * Cleaning Cloth 1 * Wrist Strap 1 * Storage Bag 1 * Users Manual(English)