【Multi-purpose with Laser】 This protractor and Inclinometer can measure angle, check relative angles, or can be used as a laser level. As a laser level with 2-beam, the left and right sides of the product can emit horizontal laser lines, help clearly mark. Takes advanced technology, use Laser Class II which is limited to 1 mW continuous wave, safe for everyday use. The measuring tool give your home renovations picture hanging or other DIY projects most precisest results.<br>【4-Sided Magnetic Function】With user scenarios in mind, we have built in 4 powerful magnets on the left, right, bottom and back to attach to conduits, pipes, saw blades, vents, ducts and other ferromagnetic surfaces;External use of high-quality aluminum alloy protective outer shell, coupled with IP54 level waterproof and dustproof, easily cope with a variety of complex use of the environment.<br>【Powerful Performance】 laser digital protractor comes with a USB-C charging cable for an internal rechargeable battery，which eliminates the trouble of replacing the battery and can be charged at any time, allowing you to have a better experience.<br>【Backlight LCD Display 】This Digital Angle Cube is equipped with a 1.5-inch LCD display with backlight and the responsive electronic tilt sensor, providing you accurate, immediate and clear measurements. Also the Display will be inverted Automatically when the tool is upside down. In addition, this digital level box will automatically turn off after 5 minutes of no operation to save battery.<br>【2 Measurement Modes & Units】There are 2 measurement modes: absolute measurement (ABS) and relative measurement (REF), you can easily check the true or relative angle with a short press of the "REF/ZERO" key. Accuracy: 0°-90°: ±0.2°, resolution 0.05°; Two units: short press the "HOLD/TILT%" to switch units with one click.