USB Rechargeable & LCD Backlight Display: Comes with a USB cable, let you say goodbye to batteries. The LCD backlight display supports better visibility in low light conditions. Intelligent Computing & Higher Accuracy: The laser distance meter can automatically calculate, has error reporting technology. Change the unit between M/In/Ft freely, the accuracy is 2mm, the measuring range is up to 60m (196ft) to meet your usual measuring needs. Wide Application: With multiple measuring modes such as distance/volume/area measurement, continuous measurement and Pythagoras measurement, the laser level is ideal for home, construction and industries, especially in large areas such as rooms, apartments, buildings, real estate, factories, warehouses, etc. Portable and Compact: Only 29g, very easy to carry, the handy and compact design gives you a good operating feeling. IP54 waterproof level and dustproof function protect the laser distance measure to the maximum extent, it is suitable for use in any place.