Check the listing for details. EMF ElectroMagnetic Field Tester Gauss Telsa Meter Data Logger 16K Point RS232. Condition: New. Listed at 248.04 USD. Note: we'll ship this item via Epacket to US, usually the delivery time is about 3 weeks; for other countries, we'll ship it via registered air mail of Post, usually the delivery time is about 40-50 days. If you want express mail service, please contact us for extra postage in advance. TES-1392 Features:1. The EMF tester is designed to provide user a quick, reliable and easy way to measure electromagnetic field radiation levels around power lines, home appliances and industrial devices.2. The EMF tester is a cost effective, hand-held instrument designed and calibrated to measure electromagnetic field radiation at different bandwidths.3. Display micro Tesla & milli Gauss in the same tester.4. Data hold, Peak hold function5. On-line computer, Data logging (1392) function. Specifications:Display3-1/2 digits. Max. indication 1999Range200 / 2000 milli Gauss 200 micro TeslaResolution0.1 / 1 milli Gauss 0.01 / 0.1 micro TeslaNumber of AxisSingle axisBand Width30 Hz to 300 HzAccuracy+/- (3% + 3d) at 50Hz / 60HzOver-InputDisplay shows "OL"Sampling TimeApprox. 0.4 secondBattery4 pcs size AAA (Alkaline Battery) (NOT INCLUDED)Battery LifeApprox. 60 hoursOperating Temp and Humidity0 ℃ to 40 ℃ (32℉ to 104℉) below 80%RHStorage Temp and Humidity-10 ℃ to 60 ℃ below 70%RHWeightApprox. 165gDimension111(L) x 64(W) x 34(H) mmAccessoriesOperation Manual, 4 pcs size AAA Battery(Not Included), RS-232 interface and softwareDatalogging Capacity(TES-1392)16000 Point Data logging