[Two-in-One Laser Range Finder]: The dual function allows you to use the laser (class II laser, 650nm wavelength, 1MW power) to measure up to 40m, and the classic color strip meter to measure up to 5 Mr. It provides three general units of measurement: meters-inch-feet (meter-inch-feet). [High Accuracy]: The measurement accuracy of this laser rangefinder is 3mm. You can change the measurement reference with a single click on a dedicated button: from the front or the back of the device. The rangefinder can be easily calibrated to ensure accurate measurement results. [Four measurement modes]: distance measurement (single or continuous pressure), areavolume calculation and diagonal calculation (calculation of hypotenuse of a triangle line). [Humanized interface and design]: The laser rangefinder is equipped with a liquid crystal display. Even in direct sunlight, the measurement results are clearly visible. Equipped with a detachable belt clip with a slip joint for easy transport. The laser rangefinder comes with a USB charging cable, which can be used 3000 times after fully charged. Quantity Delivered: 1 * tape measure