LM40 Laser Distance Meter

Specifications
LM40Display type EBTNDisplay size 2.0-inchesRange 40mMin. display unit 0.001mMeasurement units m/ft/inMeasurement basis front/rearAccuracy ±(2mm+5 x 10-5D)Laser class 2Laser type 630~670nm, 1mWFeaturesSingle measurement √Continuous measurement √Max/Min/Area √Volume √Pythagoras √Add/Subtract √Data storage 20 groupsAuto power off 3 minutes without operationAuto laser off 30s without operationAuto backlight off 10s without operationAudio indication √Battery status display √Storage temperature -20~70Operating temperature 0~40