MULTI-JOB MEASUREMENT MODE: data storage function, mute function, single distance measurement, continuous measurement, maximum measurement, minimum measurement, area measurement, volume measurement and indirect Pythagorean measurement; increase or decrease the measurement; wide measuring range from 0.05 to 40 meters HIGH PRECISION ± 1MM: Select digital laser tape measure tools for indoor or outdoor use, first consider higher accuracy to complete the job, laser measure has a 0.039 inch higher accuracy, better than the common 0.063 inch measurement mode. many lasers. Limited simple distance measurements, continuous measurements, etc. the addition and to subtraction, area measurements, volume measurements and indirect Pythagorean measurements. Angle measurement is a new feature. 20 SETS OF DATA STORAGE AND MUTE SETTINGS:The last 20 sets of data from Measurement can be saved and recalled, which is useful for viewing and comparing measurement data after measurement. Plus, the mute setting lets you turn the beep on or off, which is a great tool if you need to turn off the measurement. AND ÉSEALANTÉITÉ IP54: Large LCD screen with backlight for better visibility. under low light conditions. Durable design with overmolded housing and IP54 waterproof/crushproof. The portable size and hard rubber body provide a good grip and a handy pocket design that makes the device easy to carry. carry anywhere.