Features:1.A second to get the second speed ranging new way: Measuring tape is used for short distance measurement, laser is used for long distance measurement, and laser cro is used for cro measurement.2.Precision laser components: subtle changes in distance and accurate perception.3.Plastic protective soft shell: with high elasticity, toughne, skid resistance.4.Ruler belt automatic lock: ruler belt automatically lock after pulling out, to prevent accidentally injured finger to pre the unlock button automatically rebound.5.About the front and back correction of the ruler hook: the ruler hook loosene is a retraction compensation design, not a quality problem, please rest aured to use.Specifications:Product name: 3 in 1 Laser tape measureMaterial: ABS+ manganese steel ruler beltTape material: coated manganese steel tapeLaser ranging: 40m/60mColor: Blue/YellowScope of application: single measurement, continuous measurement, area measurement, volume measurement, hook measurement, decoration design, furniture placement, doors and Windows measurement, engineering mappingBattery type: 2 * AAA batteries(not included)Size: 85 * 82 * 56 mmTemperature range: 0-40 degrees CelsiusMeasurement accuracy: 2mmAccuracy: 2mmDust and splash proof: IPX4Maximum storage: 20 groupsMaximum/Minimum value: Minimum value 0.005, maximum value 60 mMeasurement, volume measurement, hook measurementPackage Included:1 x 40M/60M Laser Tape Measure(not included batteries)Note:1. Manual measuring, please allow a little 1 ~ 2mm error, thank you.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please allow a little color difference.