[Scope of application] A professional laser rangefinder is suitable for home use, decoration, large areas such as buildings, factories, warehouses, apartments, etc. [ Mute function] The mute function allows you to turn on or off the measurement buzzer according to your wishes, suitable for use in libraries, classrooms and other places. [Accurate result] Laser measurement equipment may reach an error of 1.5 cm. We changed the traditional single laser tube structure to a double laser tube structure. This technology can effectively reduce the error caused by [Multiple functions] Laser distance measurement can measure area, distance, volume, continuous measurement, Pythagoras method. Addition and subtraction mode helps you get calculation results more efficiently. The measurement mode [Simple to use] You can get accurate results within 0.5 seconds, complete your work efficiency. 30 sets of data memory to view measurement records, manually delete data. It will turn off automatically