it is permanent magnet test system.It can be used in testing hysteresis loop of Ferrite ,Alnico and Samarium Cobalt magnets ... from 5 seconds to 70 seconds,in order to conformed to different testing request in different environment7.Software :Windows operating platform ... print out elegant color, black diagrams and form.. In Chinese and English, working unit system, a single chart and DuoTu commands. ...