1. Small and Light Makes it Convenient to Carry.2. Powerful built-in magnets on the base secures the attachment to any iron surface.3. Large EBTN (enhanced background twisted nematic) LCD display greatly enhance the reading experience, the lighted up numbers & letters with black background make it very easy to read, even in bright sunlight or poor light.4. The display was inverted automatically when the upside is down.5. Auto power off after 3 minutes of no operation.ccuracy: +/- 0.1 degrees at 0 and 90 degrees and +/-0.2 degrees the remainderResolution: 0.05 degreeWaterproof: IP54Colour:blackMaterial:ABS+electronic componentsSize:61 x 61 x 31mmPackage Contents:1 x Digital Level Box2 x AAA battery1 x Carry Bag1 x User ManualOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.