IN 1 Laser Distance Meter Tap Measuring diy Laser Ruler Tape Distance Meter 40m with Tool Measure and Cro Line Level* 3-In-1 Tool ----- Only one device on the market can deliver three high-quality tools in one. Combining a laser measure, tape measure, and 90cro line laser leveler, this tool will be your secret weapon on any project. Expertly take long-distance measurements, get precise tape measurements, and never double-check if lines are straight again. Laser rate: 1 mW, CLASS II* Instant Calculations ----- Instantly calculate differences of distance. Find area and volume with one click of the button. Keep continuous measurements or deduce Pythagoras all in one handy tool. This 3-in-1 tool keeps a high-level accuracy of 2 mm all while supporting three units of measure: meters, feet, or inches. Whatever the job requires.* Work Smarter ----- Work smarter, not harder with four functions designed to help you get through any sized project quicker and easier. Store up to 20 measurements on the tape setting. Fit different measuring sites as you're able to change the reference standard. Hands-free shut down after 180 seconds. Get accurate and precise long-distance measurements of up to 40 meters.* Strong and Stable ----- We've not only included functions to help this be the best measuring tool in your kit, but we've alsoadded features to improve the performance. First, we've incorporated a large screen to see measurements more clearly, even under strong sunlight. Second, no more fumbling or dropping this tool with an ergonomic and anti-collision design. Lastly, stability is greatly improved as this tool attaches easily to any ferrous material.Technical SpecificationsLaser measurerange0.2 to 40mMeasuring accuracy2mmMeasuring unitsm,in,ftLaser ClaCla IILaser Type650 nm, <1mWArea, Volume CalculationsIndirect measurement using Pythagorasusing PythagorasAddition/SubtractionContinuous MeasurementMin/Max Distance TrackingDisplay illumination and multi-line displayBeep indicationHistory measurement records20Keyboard TypeSuper Soft-Touch (Long life)Operating Temperature0C to 40C(32F to 104F)Storage Temperature-10C to 60C(14F to 140F)BatteriesType AAA 2 x 1.5VAuto. laser switch-offAfter 30 secondsAuto instrument switch-offAfter 180 secondsDimension85mm*82mm*56mmTape range0-5mCro laser linered