Factory supply dust-proof Waterproof Electronic Digital Level

IP 65 dust and waterproof, Extremely accurate with .05 degree at 0 degrees and 90 degrees and quick horizontal and vertical calibration, Angle inclination in 5 construction languages - units of measure (degrees, percent, in/ft (fractional), in/ft (decimal), mm/m, Quick horizontal and vertical calibration and automatic digit inversion for overhead measurements,