Check the listing for details. Omega HHG1394 Magnetic Field Meter/Data Loger & RS232 cable. Condition: Used. Listed at 400.00 USD. Please see photos and let me know if you have any questions. Test a Wide Range of Extremely Low Frequency (ELF) Magnetic Fields Independent of Measurement AngleMeasure Magnetic Field Radiation Levels Around Power Lines, Appliances and Industrial DevicesMeasure Magnetic Field Radiation from 30 to 2000 HzDisplays Micro Tesla and Milli Gauss on the Same TesterThe HHG1394 Gauss meter offers a quick and reliable instrument to measure electromagnetic fields in 3 axis in the 20 to 2000 milli Gauss range or 2 to 200 micro Tesla range. The HHG1394 can measure and store measurements for downloading into a PC with included USB software or operate real time for live viewing. This meter is used to measure electromagnetic field (EMF) in the frequency band of 30 to 2000 Hz. The HHG1394 is an excellent tool for measuring electromagnetic field radiation intensity in 3 axis of electric transmission equipment, power lines, microwave ovens, air conditioners, refrigeration, computer monitors and video/audio devices.SPECIFICATIONSTriple LCD Display Range: 20/200/2000 milli Gauss or 2/20/200 micro TeslaResolution: 0.01/0.1/1 milli Gauss or 0.001/0.010/0.1 milli TeslaAccuracy: Triple axis (X, Y, Z)Bandwidth: 30 to 2000 HzSample Time: Approx. 0.5 secondsMemory Capacity: 2000 data sets (manual and continuous mode)Auto Power Off: Approximately 15 minutesBatteries: 6 "AAA" (included) (only use Alkaline batteries)Battery Life: 100 hoursOperating Conditions: 0 to 50ºC (32 to 122ºF) below 80% RHStorage Conditions: -10 to 60ºC (14 to 140ºF) below 70% RHDimensions: 150 H x 74 W x 38 mm D (5.9 x 2.9 x 1.5")Weight: 165 g (0.37 lb)