Multifunctional smart tape measure: laser-ranging/laser-/self-locking tape measure. Five tips per hand: 5m tape measure 60m laser-rangefinder/laser-.Measuring : measure short distance with tape measure, measure long distance with laser, measure with laser-.Precise laser-components: laser-ranging, error 2mm, digital display can be accurate to 0.001m, distance changes and accurate perception.Plastic protective soft shell: with high elasticity, toughness and resistance. Automatic locking of the ruler belt: The ruler belt will be automatically locked after being pulled out to prevent accidental finger injury, and it will automatically spring back when the unlock button is pressed.20 sets of data storage, important data is not lost, easy to read. Regarding the positive and negative correction of the ruler hook: the ruler hook is designed for subtraction compensation, and it is not a quality problem, use it with confidence.Material: plastic + metalColor as shownSpecification:Name: 3 IN 1 laser-RangefinderRange: 0.2-60mMeasurement accuracy: 2mmMeasurement unit: m/in/ftlaser-type: 635nm1mWAuto-off laser-time: Automatic shutdown time: 180 secondsData storage: 20 groupslaser-range: 60mTape measuring range: 0-5mMinimum scale of tape measure: 1mmMeasuring tape width: 19mmTape measure unit: metric inchTape measure tape material: 65 manganese steelBattery Type: 2 x 1.5V AAA batteriesScope of application: single measurement, continuous measurement, area measurement, volume measurement, hook measurement, decoration design, furniture placement, door and window measurement, engineering supportWorking temperature: 0-40 degrees CelsiusSize: 85 x 82 x 56mmPackage Contents:1 x 3 IN 1 laser-RangefinderOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm."