Feature:1. Laser distance meter kit uses accurant laser technology to provide fast, simple and accurate measurements every time it is used.2. Handy tool is compact in size and provides length, area and volume measurements (inches, feet and metric units).3. Compact laser measurement tool measures and displays length, calculates and displays area.4. And displays continuously updated measurement values when moving to or away from the target.5. Very suitable for interior decoration, renovation, floor and wall covering, real estates estimation and appraisal, a fast, simple and accurate way of measuring, even at walking distance.Specification:Item Type: Infrared distance meterOptions: 40-Meter / 60-Meter / 80-Meter /100-Meter(optional)Material: PlasticMeasuring Range: 0.05-40-meter/60-meter/80-meter/100-meter (Optional)Measurement Accuracy: 1.5mmLaser Class: Class IILaser Type: 635nm, P1mWMeasurement Datum: Front and rear datumUnit of Measurement: Meter/inch/ftArea Measurement: YesVolume Measurement: YesPythagorean Theorem: YesContinuous Measurement: YesAddition and Subtraction: YesTiming Measurement: 5~60SBattery: AAA R03P UM-4 1.5V dry batteryWorking Temperature: -5~40Storage Temperature: -20~60Size:Approx.50mm / 2inApprox.120mm / 4.7inApprox. 30mm / 1.2in.Package List:1 x Infrared Distance Meter1 x Portable Bag1 x Sling