40/60M Laser Distance Meter 3 in 1 5m Steel Tape Measure Ruler Digital Distance Meter LCD Display Building Laser Rangefinder This meter is 3in1 design digital laser rangefinder, laser ranging, 5m tape measure, and laser cro-marking, all in one. It has various kinds of measurement functions including single/continuous measurement, area measurement, volumes measurement, and Pythagorean measurement. Equipped with historical data memory function, it can holds max 20 groups of data. Wide applications, suitable for road engineering, housing, construction engineering, water conservancy engineering, electric power engineering, pipeline engineering, etc. Parameters: Material: ABS+TPR+coated manganese steel Battery: 2 * 1.5V AAA battery (no included) Laser measuring ranges: 40m, 60m (optional) Resolution: ±2mm Measurement unit: m/in/ft Laser type: 635nm1mW Automatic laser shutdown time: 30 seconds Automatic shutdown time: 180 seconds Data store: 20 groups Tape measure working ranges: 0-5m Minimum scale: 1mm Tape width: 19mm Unit: Imperial system and metric scale Ruler belt material: 65 manganese steel Working temperature: 0-40 Store temperature: -10 to 50 Item size: 85 * 82 * 56mm / 3.35 * 3.23 * 2.20in Item weight: 270g / 9.52ounce Package size: 125 * 125 * 60mm / 4.92 * 4.92 * 2.36in Package weight: 300g / 10.58ounce Functions: 1. 3 in 1 laser ranging tape measure: 5m tape measure for short distance measurement, 40m laser ranging measure for long distance measurement, laser reticle for vertical horizontal line reference2. LCD high-definition digital display3. 20 groups of important storage4. Front and rear benchmark selection5. Area/Volume Measurement, Word/Continuous Measurement6. Self-locking device for ruler belt: automatically lock the current position after the ruler belt is pulled out, and automatically rebound after preing the unlock button7. Coated manganese steel tape: metric/imperial scale8. TPR rubber-coated shell is designed to be wear-resistant Package include: 1 * Laser Rangefinder(Optional) Notes: 1. Please note that due to the different positions of the pictures, the colors may have chromatic aberrations.2. Due to manual measurement, please allow an error of 1-3mm, please don't mind before taking the picture.