This meter is a 3-in-1 digital laser rangefinder, laser rangefinder, 5m tape measure and laser cross marking in one. It has various types of measurement functions, including single/continuous measurement, surface measurement, volume measurement, and Pythagorean measurement. Equipped with historical data storage function, it can store up to 20 groups of data. Wide applications, suitable for road engineering, residential construction, construction engineering, water saving engineering, power engineering, pipeline engineering, etc. 3-in-1 digital laser rangefinder, laser rangefinder, 5m tape measure and laser cross marking in one. With high flexibility and strength, ABS TPR housing, anti-slip and drop-resistant, effective dustproof, can ensure long service time. LCD display with backlight, clear resolution, you can clearly see the measurement data even in low light. 5m manganese steel tape for short-range measurement, with easy-to-use ruler hook, with imperial and metric scale. With the self-locking device, automatically lock the current measurement position when you pull out the tape, press the unlock button to automatically bounce the tape, safer and no longer hurt your hands. Technical data: Name: 3in1 laser rangefinder Material: ABS TPR coated stal manganese Battery: 2 * 1,5 V battery AAA  (included) Laser measuring ranges: 40m Resolution: 2mm Unit of measurement: m/in/ft Laser type: 635nm1mW Automatic laser shutdown: 30 seconds Automatic shutdown time: 180 seconds Data storage: 20 groups Scopes of operation of the tape measure: 0-5m Minimum skala: 1mm Strip width: 19mm Unit: imperial system and skala metric Scoop belt material: stal manganese 65 Working temperature: 0-40 Storage Temperature: from -10 to 50 Product Size: 85*82*56mm/3.35*3.23*2.20in Product weight: 270g/9.52 oz Package Weight: 300 g / 10,58 oz Packing list: 1 * Laser Rangefinder