Ideal for measuring factory layout, facilities safety area, trench depth, roof area for solar, building maintenance, ceilings maintenance, road works, water level, sheet rock measurement. Outdoor / Indoor use Complies with IP54 rated as dust-protection and spray-poof Extra side key One touch extra side key for using easily and quickly Integrated multi-measuring functions Area, Volume, Pythagorean measurement allows easy measuring in any different applications LCD display Comes with large LCD display with backlight allows for data reading in dark areas Fold-out extension At bottom provides more convenient with reference point Model name NT-8540 NT-8560 NT-8580 Measuring rage 0.2~40M 0.2~60M 0.2~80M Measuring accuracy ±1.5mm LCD display 4 line display with backlight Length / Area / Volume measurement Yes Continuous/ Min,Mix measurement Yes Pythagorean 1 / Pythagorean 2 Yes Add/Subtraction Yes Data Memory 20 record Unite Selection M / ft / in / ft+in Beep indicate Yes Auto power off After 3min. Auto Laser power off 30s Low battery indicate Y Laser class Class 2 Laser Power 635 nm?1mW Operation temperature 0C -40C Storage temperature -10C -60C Power source 2 x 1.5V AAA batteries (not included) Weight 0.25 lbs (not including battery) Dimension 4.5 x 2.0 x 1.3"
- Outdoor / Indoor use
- 0.2~80M measuring range
- Area, volume, Pythagorean measurements
- LCD display with back-light
- Made in China