| DLRO10 | DLRO10HD | DLR010X | |
| Power Limited Ouput Test Ranges (<0.25 W) | X | X | X |
| High Power Output Test Ranges (25W) | X | ||
| Auto Current Reversal | X | X | X |
| Auto Start (Continuity Detection) | X | X | X |
| High Input Protection < 600V | X | X | X |
| Noise Limit Exceeded Indicator | X | X | X |
| User Interchangeable Detachable Battery | X | X | |
| Hang from neck operation | X | X | |
| Operate From Mains/Line Supply | X | ||
| IP65 Lid Closed | X | ||
| IP54 in Use | X | ||
| Ultra Tough Case | X | ||
| Test Result Storage with Memos | X | ||
| Printer and PC Output | X | ||
| User Selectable Test Limits | X |
