Screen capture function;

7 inch color TFT touch LCD;

Self adjusted clamp-on CTs;

Accuracy class: 0.05%, 0.1%;

Measurement for energy register;

RS232 port for PC software control;

Measurement of energy meter errors;

USB and RS232 communication ports;

Measurement of clock error of energy meter);

Large capacity storage device for mass memory;

Measurement of turn ratio & phase error for CT;

Measurement voltage & current of harmonics of 2nd to 51st;

Power supply (lithium battery)/ 85-265V AC /U1Un (40-450V);

Check wiring failures and calculation of electricity compensation;

Measurement of U, I, P, Q, S, phase angle, power factor, frequency etc;

Input two pulse signal for master and slave meter synchronously calibration;

Hunting, basic errors, standard deviation, and etc.