Multifunctional Inclinometer: This measuring instrument tool is capable of measuring slope, level, and verticality. It's an essential tool for civil engineering, interior decoration, and any other projects that require slope, level or vertical measurements.Fine Craftsmanship: The Engineering Inclinometer is meticulously crafted with clear and accurate scale markings to ensure precision readings every timeBubble Level Measurement: Multifunction Angle Meter Gauge features a large bubble for easy reading and high accuracy in determining the levelness of a surfaceEquipped with Adjustment Wheel: This feature allows you to correct the bubble in the level for more accurate measurementsSize: Universal Slope Measuring Ruler with dimensions of 25 cmx12.5 cm/9.84 inchx4.92 inch Size Chart: 25 cmx12.5 cm/9.84 inchx4.92 inch Package Includes: 1 Universal Slope Measuring Ruler Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.