Function: 1. High accuracy, short measurement time, low power consumption, automatic saving when switching off. 2. Low power air wave measurement without harming the user's eyes and goals. 3. Lightweight and portable, easy do carry and use. 4. It can be widely used in tourism, sightseeing and other sports, hunting, camping and other outdoor measurement projects. 5. Wide measurement range, is about 5600m. Specification: Item Type: Monocular Rangefinder Material: ABS Color: Black White Product Size: approx. 120x75x40mm/4,7x3x1,6 inch Weight: approx. 337g Structure: Monokular Range accuracy: optional 0,1 / 0,5 / 1 m Range: about 5 m-600 m Field of view: 7 Angle measurement function: 1 Altimeter Function: Yes For laser type: about 905mm Lens opening: about 25mm Safety Level: IEC60852-2 Operating temperature: about 0 -50 Comprehensive measurement: 1. Continuous measurement 2. Altimeria 3. Reception 4. Angle measurement 6 methods of measurement: 1. Second speed measurement 2. Distance measurement 3. Measurement of growth 4. Angle measurement 5. Test level 6. Continuous measurement Instructions for operating mode: Mode Name Mode Description Mode Operation Single measurement of the measured distance, measure the distance between the instrument and the object Press the switch, select the target, point the target at the target, press the switch to make a single measurement One machine Measure distance and corner points and calculate height and horizontal distance Press switch, press M1, select target, point target, press switch to make single measurement Press the switch, double press M1 to select the target, point the target at the target and press the switch to perform the continuous measurement. Angle Calibration When power on, press and hold. When the 00 angle flashes once per second, attach the rangefinder to a tripod set at a horizontal angle. Press M1 to complete angle calibration List of packages: 1 x Monocular Diastimeter 1 x do wipe cloth 1 x Manual 1x leash