Locate accurately in blood physiologial saline,saliva high and low frequency location；
Upgrading accuracy and keep in liquid condition;
Clear bright LCD and image Dipartite in color for the trajectory of the file;
Advanced measurement technology of multiple frequency network impedance;
Automatic calibrating;Autoclavable for contrary electrode and file holder;
Power voltage:DC7.5V(5*DC 1.5V AAAlkali dry cells).
Power consumption: below 0.135VA.
Test Voltage:below AC80mV.
Test electric current: below 10uA.
Display: reflex colored LCD display, buzzer.