Characteristics: 1. This telescope has a very high resolution and high light transmittance, and also eliminates stray light to fully ensure imaging quality. 2. It has a focal length of up to 0.5 m, which makes it a significant advantage when viewed up close. 3. The night vision function allows you to clearly observe objects at night. 4. Small volume and light weight, easy to take with you. 5. Perfect for travel, excursions, outdoor sports and so on. Specification: Model: 10-30x25 Magnification: 10-30 times adjustable Lens Coating: Multi-layer Green Broadband Film Objective diameter : 25mm Close focus: 0.5mm Eyepiece diameter: 12mm FOV: 10 volumes 3.5 30 times 2.0 Exit from the pupil distance: 12.4-86 Exit pupil diameter: 2.5-0.83 mm Focus mode: stretch / rotate Black colour Size: 12.8 * 3.6 * 3.6cm / 5.0 * 1.4 * 1.4in Gross Weight: Approx. 150g Package List: 1 * eyepiece 1 * lens cleaning cloth; 1 * Built-in packing bag 1 * lanyard