... pocket-size for efficient measuring Clearly visible laser spot for easy and fast finding the ... proof and splash-proof performance for construction sites Multi-Measurement: horizontal, vertical, diagonal, continuous, Max/Min… ... SourceClass 2M II, 635nm, < 1mwMeasuring ModesAddition, SubtractionCircumference, Area (Surface), VolumeContinuous, Max/Min, Pythagorean MeasuringData DisplayIlluminated LCD ...