Specification: Color:Grey; Measurement range: 800mm: 3-800m; 1200mm: 3-12000m; Measurement time: Typical 0.5sec; Max 1.5sec; (low reflectivity targets); Ranging accuracy:±(0.5m+D*0.2%); Telephoto magnification:6X; Objective diameter: 23.5mm; Eyepiece diameter: 15mm; Distance from pupil: 15mm; Pupil distance: 3.5mm; Field of view: 6.5°; Resolution: 0.1m; Tilt angle:+89° to -89°; Battery model:420mAh Li-on battery (not included); Power supply interface: Type-C DC 5V; Weight:129g; Size:108*61*42mm; Features: 1. 1000m precision measurement, 6x HD optical. 2. With ±6D wide range of diopter, can adapt to different people, myopia, hyperopia, presbyopia can be naked eye observation. 3. While observing objects clearly, the distance between fixed and moving objects within a certain range can be measured. 4. It has the advantages of high ranging accuracy, short ranging time, intuitive distance display, low power consumption and self-power. 5. Comfortable one-handed control, the product is small in size, light in weight and easy to carry. 6. The product can be widely used in many fields such as surveying and mapping, security police, outdoor, golf course, environmental protection forestry and so on. Package included: 1 x DUKA Rangefinder; 1 x Manual; 1 x Protective Cover; 1 x Lanyard;