Technical Specifications
| Measuring Range | 170 HLD to 960 HLD |
| Error | Impact device D: ± 6HLD |
| Repeatability | Impact device D: ± 6HLD |
| Hardness Scale | HL, HB, HRB, HRC, HRA, HV, HS |
| Min Depth For Harden Layer | D ≥ 0.03 in (0.8 mm): C ≥ 0.0079 in (0.2 mm) |
| Display | High-contrast Segment LCD |
| Storage | up to 100 groups (Relative to average times 32 to 1） |
| Data Printing | Connect PC to print |
| Working Voltage | 3.7 V (Built-in lithium polymer battery） |
| Power Supply | 5 V or 500 mA: recharge for 2.5 h to 3.5 h |
| Standby Period | About 200 h (without backlight） |
| Communication Interface | USB 1.1 |
| Dimensions | 5.83 in × 1.3 in × 1.1 in (148 mm× 33 mm × 28 mm) |
| Total Weight | 8.82 lb (4.0 KG) |
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