131ft Laser Compact Laser Distance Measure Digital Laser Tape Measure Laser Measuring Device with Pythagorean Mode, Measure Distance, Area and Volume Professional Distance Measure: Easy addition/ subtraction of measurement. Measuring from 0.05 to 40m, +/-2mm accuracy, Multi selection of meter, inch and feet with large 4 line LCD display. Supports data function: Supports data hold and data clear function, Supports data store/recall function, IP54 protection Auto/Manual power off. Multi Measurement Modes: Single-distance Measurement, Continuous Measurement, Area Measurement, Volume Measurement & Indirect Pythagoras Measurement, can meet all kinds of measurement needs. Useful Laser Level: Switchable lcd backlight enables you to watch the measurements clearly even though in dark or extremely bright environment. Non slip rubber material around the edge prevents slipping. Wide Range of Application: Ideal for home, construction and industries, especially in large areas such as rooms, apartments, buildings, real estates, factories, warehouses, etc.