Catalog > Test and Measurement > Test and Measurement Instruments > Multimeters > Digital Multimeters Catalog > Test and Measurement > Test and Measurement Instruments > UNI-T Instruments UNI-T Laser Distant Meter Laser Distant Meter UNI-T UT391+ LASER DISTANT METER ACCURACY (M) 2mm,MEASURING DISTANCE (M) 60m,UNIT: M/in/ft,LASER CLASS:620-680mm<1mw,II CLASS,CONTINUOUS MEASUREMENT,AREA/VOLUME CALCULATION,MAX/MIN,ADD SUBTRACT FUNCTION,DATA STORAGE:30,BUZZER INDICATE,AUTO CALIBRATION,AUTO PWR OFF Discontinued Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Specifications Measuring Range : 60m / 197ftAccuracy : 2mm / 0.079inMeasurement Unit : m / in / ftLaser Class : Class IILaser Wavelength : 635nmLaser Output : <1mWSelf-calibration : -9mm to +9mmLaser Auto Off : 20sPower Auto Off : 150sData Storage : 30 GroupsOperation Temperature : 0~40°C / 32~104°FStorage Temperature : -20~60°C / -4~140°FPower Supply : 2 x 1.5V AAA Battery (NOT included)Item Size : 112 x 50 x 25mm / 4.4 x 1.97 x 0.98in (L x W x H)Item Weight : 85g / 2.99oz (without battery)Package Size : 16.5 x 11 x 6cm / 6.5 x 4.33 x 2.36in (L x W x H)Package Weight : 213g / 7.52oz