The <strong>NT-8540</strong> is ideal for measuring a factory layout, facilities safety area, trench depth, roof area for solar, building maintenance, ceilings maintenance, road works, water level, or sheet rock measurement. It's suitable for outdoor/indoor use and complies with IP54 rated as dust-protection and spray-poof</p><p>The NT-8540 also features a one touch extra side key for using easily and quickly, along with Area, Volume, and Pythagorean measurement that allows easy measuring in many different applications. The NT-8540 comes with large LCD display with backlight allows for data reading in dark areas. A fold-out extension at the bottom provides more convenience with reference points.</p><p>WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.</p>