This meter is a 3-in-1 designed digital laser rangefinder, laser range finder, 5m tape measure and laser cross pointer all in one. It has various types of measurement functions including single/continuous measurement, area measurement, volume measurement and Pythagorean measurement. Equipped with historical data memory, it can hold a maximum of 20 groups of data. Wide applications, suitable for road engineering, housing, construction engineering, water conservancy engineering, power , pipeline engineering, etc. Features: 3-in-1 designed digital laser distance meter, laser range finder, 5m tape measure and laser cross marking all in one. With high elasticity and toughness ABS+TPR housing, slip and fall resistance, effective dustproof, can provide long service time. LCD screen with backlight, clear definition, you can see the measurement data clearly even in dim light. 5m Coated Manganese Steel Tape short distance measure, with ruler hook for easy use and with both imperial and metric scales. With self-locking device, automatically lock the current measuring position after the tape is pulled out, press the unlock button to automatically bounce the tape, safer and will not hurt your hands anymore. The laser range finder [40m/60m optional) is designed for long-distance measurement and with laser cross marking function, which provides a good reference of horizontal and vertical lines for the renovation project. This meter has various types of measurement functions including single/continuous measurement, area measurement, volume measurement and Pythagorean measurement. Equipped with historical data memory, it can hold a maximum of 20 groups of data. Wide applications, suitable for road engineering, housing, construction engineering, water conservancy engineering, power , pipeline engineering, etc.. Specifications: Name: 3in1 laser distance meter Material: ABS+TPR+coated manganese steel Battery: 2 * 1.5V AAA battery [included) Laser measuring ranges: 40m . scale Ruler belt material: 65 manganese steel Working temperature: 0-40 Storage temperature: -10 to 50 Item size: 85 * 82 * 56 mm / 3.35 * 3.23 * 2.20 inch Item weight: 270g / 9.52 ounce Package size: 125 * 125 * 60 mm / 4.92 * 4.92 * 2.36 inch Package weight: 300g / 10.58 ounce Packing list: 10.58 ounce Laser list