| Parameter | DCR |
| Accuracy | 0.1% |
| Measurement Range | 10μΩ～200KΩ |
| Measurement current | I-Max：<1A current mode: high current |
| Range | automatic, manual, nominal, 7 range |
| Speed | 3 times/s |
| Display | ABS/PER/SEQ |
| Display Max | 20000 |
| Adjustment | short-circuit reset for all range |
| Comparator | build -in sorting recorder, GD/NG sorting result display |
| Trigger | Internal, manual |
| Interface | Build-in Mini-USB interface |
| Temperature compensation | / |
| Method | 4 terminal shielding (2 check terminal & 2 driving terminal), external shielding ground section |
| Power Supply | Input:100-240V~50/60Hz 0.35A output： DC9V 1A. 8.4V，2200mAh Li battery |
| Dimension & Weight | 130.23 x210.76 x37.88 weight：650g |
| Accessories | ATL501B 4 terminal kelvin test, ATL909 DC adaptor, ATL202 bag, ATL804 Li battery |
| Optional Accessories | ATL105Mini-USB communication cable, ATS518 data acquisition software |
| Other Functions | 5-inch true color 16M color TFT-LCD large font display; keyboard lock, data retention function; compatible with SCPI command set; Chinese and English switching; backlight adjustment; automatic shutdown |