Features:The 1st & Unique Air Velocity/Air Volume/R.H. Temperature/Dew Point/We BulbDatalogger with printer.3 measure modes: Single point measure; Manual record up to 99 points; Automatically record up to 2400 pointsBuilt-in printer to printer anytime, anywhereTemperature unit °C/°F selectableWind speed unit metric/imperial selectableAutomatic recording is programmableRS-232 interface with software enable to link with PC for downloading data or uploading pre-edited header from PCBig dot Matrix LCMAir velocity/AIr volume/Humidity/Temperature/Wet bulb temperature displayBacklit function to use in dark areaAuto power off time selectableBuilt-in tripod mountable receptacleIncludes:MeterExternal vane probeBatteryThermo paperManualSoftware CD & cableHard carry caseSpecifications:Temp. Range : -20 ~ 60 ( -4 ~ 144 ) Wet Bulb Res. : 0.1Temp. Accuracy & Res. : ± 0.6 ( ± 1 ) ; 0.1Air Velocity Range : 0.3 to 35 m/ sAir Velocity Accuracy & Res. : ± 3% ; 0.1m/ sRelative Humidity Range : 0 ~ 100%Air Volume Range : 0 ~ 99999 ( CFM or CMM)RH Accuracy & Res. : ± 3% at 10% ~ 99% ; ± 5% at others ; 0.1%Air Volume Accuracy & Res. : ± 3% ; 0.1 ~ 1Wet Bulb Range : -22 ~ 70 Measurement with Memory : 99 pointsAuto Power off for saving battery life.Datalogging Measurement : 2400 pointsTOKO MARGA SETIA SURVEYBerdagang alat- alat Kelautan, Alat Selam, Perahu Karet,Alat Keselamatan,GPS Garmin, GPS Magellan, Alat Survey, Alat Ukur dan Aksesoris Alat Ukur.Current Meter.Anemometer ,Anemometer Wireless,Weather stationUntuk keterangan, nego harga dan informasi produk lainnya, hubungi :Name       : tatang surveyAlamat      : Jl .H.Kelik No.20 RT.03 / RW.08 Kelapa Dua Kebon Jeruk Jakarta BaratEmail        : tatangms409@gmail.com Telp          : 082124100046WhatsApp  :082124100046