| Circui | Custom one-chip of microprocessor LSI circuit | 
| Wire connections | 10 ACV to 600 ACV, auto range. | 
| Current ranges | 0.2 ACA to 1200 ACA auto range/manual range. | 
| Safety standard | IEC1010 CAT III 600 V | 
| ACV input impedance | impedance | 
| Clamp frequency Response | 40 Hz to 1 KHz. | 
| Over Indicator | Show " OL ". | 
| Under Indicator | Show " UR ". | 
| Data Hold | Freeze the display reading. |