Feature:1. EASILY CATCH AND LOCK: Lock first target, and the subject to be measured is easily catched. Suitable for outdoor activities and measurement such as golf, hunting, etc.2. REDUCE LIGHT REFLECTION: This coating can improve the light transmission performance of the K9 crystal lens and reduce the reflection of light, allowing more light to enter3. HEIGHT OR LEVEL MEASUREMENT: Telescope rangefinder can provide indirect measurement of height or level, no fear of environmental challenges4. WIDE APPLICATION: Widely used in power equipment installation, highway, municipal engineering, forestry survey and design, building construction, network planning survey and design, communication maintenance, etc.5. FAST WITH HIGH ACCURACY: Possess the characteristics of high measurement accuracy, short ranging time, intuitive distance display, low power consumption and automatic power offSpecification:Item Type: Telescope RangefinderModel: SW-M700Material: ABSBattery: 3.7V 750mAh Li-ion lithium batteryUses: Suitable for outdoor activities and measurement such as golf, hunting, electricity, forestry, etc.Basic Parameters: Measuring Range: Approx. 3 ~ 700meter / 9.8 ~ 2296.6ftUnit: M, YMeasurement Response Time: <0.5sTelescope Magnification: 6X5%Field of View: 7.05%Objective Lens Aperture: Approx. 19mm / 0.75inEyepiece Aperture: Approx. 15mm / 0.59inExit Pupil Diameter: Approx. 3.7mm / 0.15inDiopter Adjustment Range: 6 diopter.Package List:1 x Instrument1 x User Manual1 x USB Cable1 x Carrying Bag1 x LanyardNote:1. Do not touch the lens surface with your fingers to avoid damaging the film on the lens surface.2. Please gently wipe the lens with a lens cloth, do not use other objects to wipe.3. When carrying, avoid collision or heavy pressure.