DescriptionBrand Name : MiLESEEYOrigin : Mainland ChinaPower Type : Battery-PoweredCertification : CE,FCCModel Number : X5/X6/M120Size : 120*48*27mmMeasurement Accuracy : +-2mmlaser rangefinder : X6/X5/M120Bluetooth function : only M120 Bluetooth version supportrange : 30m/40m/60m/80m/100mMileseey New X5Laser Rangefinder Digital Laser Distance Meter laser roulette range finder tape distance measurerModel 1: X6(it is a Basic version, doesn't support charging, and does not come with a USB cable)Model 1X6Measuring accuracy2mmMeasuring unitsm/in/ft /ft+inLaser classClass 2Laser type630-670nm,<1mWArea, Volume MeasurementYesPythagoreanYesSecondary PythagoreanYesAutomatic levelYesAutomatic verticalYesAngle sensorYesAngle measurement accuracy0.3+0.1+0.01*DMeasurement benchmarkBefore/after benchmarkAddition and subtractionYesContinuous measurementYesSingle distance measurementYesBeeperYesBattery type:AAA 1.5v batteryBattery Not Included)Historical memory20 groupsModel 2: M120- Mini Laser Tape MeasureNote: Only the M120 bluetooth version has Bluetooth, can connect APP.Model 3: Mileseey X5 - Handheld Laser Distance MeterModelMileseey X5Measuring accuracy:2mmMeasuring units:m/in/ft /ft+inLaser class:Class 2Laser type:635nm,<1mWArea, Volume Measurement:YesSecondary Pythagorean:YesIndirect Pythagorean theorem:YesAddition and subtraction:YesContinuous measurement:YesMin./max./value:YesBeeper:Yes4-line display with backlight:YesSingle distance measurement:YesHistorical memory:20Button:Soft rubber buttonsOperating temperature:0-40 degreeStorage temperature:-10-60 degreeBattery type:AAA 2 X 1.5VBattery Not Included)Auto laser off:30 secondsAuto instrument off:180 seconds