This telescope is made of high quality material. It has monocular design and high magnification. Easy to carry and use. A great choice for you. Features: High-definition Paul-type prism, high light passing rate, making the imaging brighter. 50mm big objective lens, more suitable telescope aperture for star observation. 10-30X50 magnification, free to change and view, vision from small to big, practical and powerful. Inside filled with nitrogen, with waterproof function, can prevent the lens interior foggy moldy, can float water. Oversized field of view up to 342ft, wider field of view for you. FMC antireflective green film, effectively reduces the light loss, and makes the imaging more clear and bright. Specification: Condition: 100% Brand New Item Type: Telescope Material: Plastic + Rubber Color: Black Magnification: 10-30X50 Angle of View: 7.5-4.8° Exit Pupil Diameter: 19.5-15.4mm Exit Pupil Distance: 5-1.7mm Objective Lens Coating: FMC Field of View: 71-35/1000m Focusing Mode: Eyepiece Focusing Nitrogen Inflator Waterproof: Yes Optional Style: 1# (Standard) 2# (Standard with Handle) 3# (Standard with G25 Tripod) 4# (Standard with MF003 Phone Clip) 5# (Standard with Handle & MF003 Phone Clip) 6# (Standard with G25 Tripod & MF003 Phone Clip) 7# (Standard with Handle & G25 Tripod & MF003 Phone Clip) Size: Approx. 19.8 x 6.5 x 4cm / 7.8 x 2.6 x 1.6inch Weight: Approx. 710-1122g Package List: 1 * Telescope 1 * Bag 1 * Strap 1 * Lens Cloth 1 * User Manual 1 * Handle (Optional) 1 * G25 Tripod (Optional) 1 * MF003 Phone Clip (Optional) .