The laser distance meter belongs to high precision and multi-functional laser measuring instrument, which can be used to measure the distance, area and volume, and can also utilize the indirect measurement of Pythagorean theorem. The product is portable and reliable in measuring, making your measurement more accurate, simple and faster. The product, as a substitute of traditional measuring tools(tape and steel scale) can be widely used in construction and industries, especially in large areas such as rooms, apartments, buildings, real estates, factories, warehouses, etc. Large and clear LCD display with backlight. Easy targeting with bright laser pointer. High accuracy and wide measuring range, m/in/ft measurement units. Quick measurement of distance, area, volume, indirect measurement by Pythagorean theorem. Addition and subtraction of measurement. Maximum/minimum measurement, single and continuous measurement. Delay measurement and dip angle measurement. Set up front/medium/rear and extended tail board benchmark. Self-calibration function with -0.9mm to +9mm range. Universal electronic level bubble with angle indication for precise measurement. Subsidiary measurement via 2.0 MP camera under strong sunlight condition. Staking-out function, USB online and data transmission function. Automatic/manual power off function. 100 groups of data records storage function. Powered by 3*1.2V AAA rechargeable NI-MH battery(not included), can be charged by USB interface. Widely used in construction and industries, especially in large areas such as rooms, apartments, buildings, real estates, factories, warehouses, etc.