Product DescriptionWhy Choose Youngdo Range FinderRemote Tape Measure Laser 2 In 1: 40M Laser Range Finder + Measuring Tape 5M TapeLaser Type: Class, Laser Wavelength 650 Nm, &Amp;Lt;1 MwDisplay Illumination: White LcdT&Eacute; Laser Meter: &Plusmn; 2 MmUnits Of Measurement: Meters / Inches / FeetLaser Rangefinder Size: 8.5 * 7.5 * 4.5 Cm Package Size: 13.5 * 12.5 * 5 CmPackage: 1X Measuring Tape And Laser, 1 X Multilingual Manual, 1 X Usb Charging Cable, 1 X Belt Loop< Br />Yungdo Laser RangefinderSeveral Measurement Modes: Distance / Area / Volume / DiagonalHow To Change The Units And The Measurement Reference? />Press For 2 Seconds To Switch Between Different Units Of Measurement: Meters / Inches / FeetMeasurement Reference: Press To Change Reference For Measurement. If The Reference Mark Is Located To The Back Of The Device, The Measurement Includes Its Length: 8 Cm.5M Tape Measure Convenient For Measuring Short Distances Such As The Edge Of A Window, A Door Or Even A Furniture.Rechargeable By Usb Charging Time: 4 Hours (5V 1A) Battery Life: About 5 Hours (3000 Times) Power Source: 180Mah Lithium BatteryPortable Ease; Transport Thanks To; The Belt Attachment Included In The Packaging.Read More