This digital laser rangefinder has various measurement functions including single/continuous measurement, area measurement, volumes measurement, and Pythagorean measurement. The 40m laser ranging meter is designed for long-distance measurement, adopts high precise laser source, support continuous laser measurement and real-time refresh data, which provides a nice reference of vertical lines for the renovation project. Wide applications, suitable for road engineering, housing engineering, construction engineering, water conservation engineering, electrical power engineering, pipeline engineering, etc.Features:Compact, light and portable, convenient to carry out with you, and you can measure distance whenever and wherever you want.With high hardness aluminum alloy housing, wear resistance and drop resistance, effective dustproof, can provide long service time.High sensitivity focusing lens, quality laser module, low power consumption and long service time.LCD display with backlight, clear definition, you can see the measurement data clearly even in the dim environment.Support 3 units of m/in/ft to switch, metric and imperial units to switch, you can switch according to your needs.The 40m laser ranging meter is designed for long-distance measurement, adopts high precise laser source, support continuous laser measurement and real-time refresh data, which provides a nice reference of vertical lines for the renovation project.One button distance measurement design, high bright laser light, error 2mm, digital display can be accurate to 0.001m.This meter has various measurement functions including single/continuous measurement, area measurement, volumes measurement, Pythagorean measurement, front and rear reference selection, addition and subtraction measurement.Equipped with measurement data storage function, support 20 sets of data storage, important data is not lost and easy to read.Wide applications, suitable for road engineering, housing engineering, construction engineering, water conservation engineering, electrical power engineering, pipeline engineering, etc.Specifications:Name: Laser RangefinderMaterial: aluminum alloyColor: silverBattery: 1 * 3.7V, 300mAh battery (included)Display: LCDRange: 0.2-40mMeasurement unit: m/in/ftAuto-off laser time: 30 secondsMeasurement reference switching: Accuracy: 2mmLaser Type: 620-670nm Auto-off time (no operation): 180 secondsContinuous measurement: YesArea measurement: YesVolume measurement: YesPythagorean measurement: YesBattery indicator: YesData storage: 20 groupsWorking temperature: 0 to 40Storage temperature: -10 to 60Item size: 35 * 100 * 19mm / 1.38 * 3.94 * 0.75inItem weight: 60g / 2.12ouncePackage size: 82 * 115 * 30mm / 3.23 * 4.53 * 1.18inPackage weight: 80g / 2.82ouncePacking List:1 * Laser Rangefinder