* USB Rechargeable: With the USB cable, you can say goodbye to batteries. * Intelligent Calculation and High Accuracy: The laser rangefinder automatically calculates and reports errors. The units can be easily switched between M/In/Ft with an accuracy of 2mm and a measuring range of up to 100m (330ft) for your regular measuring needs.Cross Laser Function * Extensive Range: With a wide range of measuring modes such as distance/volume/area measurement, continuous measurement and Pythagoras measurement, the laser level is ideal for home, construction and industrial use, especially in large rooms, apartments, buildings, real estate, factories, warehouses, etc. * Portable and Compact: At only 29 grams, it is very easy to carry, and the convenient and compact design provides a good operating feel. The backlit LCD display supports better visibility in low light conditions.