Feature: Three-in-one laser ranging intelligent measuring ruler: 5m tape measure | 40m laser ranging | laser reticle;One-key ranging, high-definition digital display: laser ranging, the error is ten 2mm;Environment-friendly TPR rubber-coated shell design, tough and wear-resistant, dust-proof design, long life;Coated manganese steel tape: two scales (inch scale, metric scale);Self-locking device of ruler belt: After the ruler belt is pulled out, the current measurement position is automatically locked, and the ruler belt is automatically rebounded by preing the unlock button, which is safe and does not hurt hands;Maximum 20 groups of data storage, easy to read; Hook and rope design, easy to carry; Scope of application: single measurement, continuous measurement, area measurement, volume measurement, line hook measurement, decoration, furniture placement, door and window measurement, engineering surveying and mapping; Specification: Material: ABS+manganese steel tapeTape measure material: Coated manganese steel tape measureProduct model 1: 40 meters laser ranging + 5 meters tape measure + laser reticle60m laser ranging + 5m measuring tape + laser marking lineBattery type: Two AAA batteries (bring your own)Size: 85*82*56mmTemperature range: 0-40 degrees CelsiusMeasurement accuracy: 2mmAccuracy: 2mmDust and splash proof: IP54Maximum storage: 20 groupsMax/Min: Min 0.005, Max 60mRange: 0-5mMinimum scale: 1mmTape width: 19mmUnit: Metric and ImperialBand material: 65 manganese steel Package list: Laser tape measure X1pcsScrewdriver X1pcsInstructions (two triple A batteries need to bring their own) Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.