Introduction: This product uses laser measurement technology, measuring range of 2500 meters (natural reflection target 1900 meters), the accuracy of less than 5 cm, measuring speed 1 / sec; The use of high-precision photoelectric encoder for angle measurement, the accuracy of up to 0.002 degrees, free from environmental impact; instrument semi-automatic work, work only need to rotate the telescope to scan, scan data stored directly in memory; professional 3D modeling software, powerful , The direct reading of the scanning data in memory, generate DTM model; can be out of the volume, area, surface area, volume difference and other spatial data information; instrument small size, weight only 3 kg, easy to carry; Measurement method to collect data more efficient, allowing you to keep the necessary information; Technical indicators: Angle measurement Angle measurement accuracy: 0.002 degrees (2 seconds = 0.0005 °) Distance measurement: Prism-free measuring range: 1900 m (spontaneous combustion object) Distance measurement accuracy / measurement time 4cm / 1 second No prism range measurement Coal heap range: 300 meters Laser divergence angle: 100 meters: 30cm Data storage / communication Extensible memory: 8G Data interface: standard USB, wireless Bluetooth, Wifi wireless Internet access (optional) Data format: text / CSV, voice call (optional) Guide light (optional) Working range: 0-500m Laser type: green laser pointing telescope: Magnification: 7 times Field of view: 900 meters: 100 meters Focus range: 2.5m to infinity Display screen Display: 3.5-inch resistive color touch screen, graphical display, 640 × 480 pixels, brightness adjustable operating system: Windows Mobile: 6.5 battery: Type: 2 AA batteries Operation time: 8 hours of operation Weight: Total station 3kg Environmental indicators Operating temperature range -20 ° C to + 60 ° C (customizable) Dust / Waterproof IP56 Temperature 95%, no condensation