GAUSS METER FEATURES: * Wide range, professional magnetic measurement. * Unit : G (Gauss), mT (milli Tesla) * DC or AC magnetic measurement * DC magnetic range : 300.00 mT, 3000.0 mT * AC magnetic range : 150.00 mT, 1500.0 mT * Resolution : 0.01 mT/0.1 mT, 0.1 G/1 G * DC polarity : N/S (north/south pole) * Sensor : Hall sensor. * Zero adjustment * Separate probe, easy to make the measurement * Real time SD memory card Datalogger, built-in Clock and Calendar, sampling time can set from 1 sec to 8 hour 59 min. 59 sec. * Manual datalogger is available, during execute the manual datalogger function, it can set the different location no. (position 1 to position 99) * Innovation and easy operation,puter is not need to setup extra software, after execute datalogger, just take away the SD card from the meter and plug in the SD card into theputer, it can down load the all the measured value with the time information (year/month/date/hour/minute/second) to the Excel directly, then user can make the further data or graphic analysis by themselves * SD card capacity : 1 GB to 16 GB (not included) * LCD with green lht backlht, easy reading * It can default auto power off or manual power off * Data hold, record max. and min. reading * Micrputer circuit, hh accuracy * Power by UM3/AA (1.5 V) x 6 batteries or DC 9V adapter * RS232/USB PUTER interface * Wide applications: PCB industries, water conditioning, aquariums, beverage, fish hatcheries, food processing, photography, laboratory, paper industry, plating industry, quality control, school & college, water conditioning