| Display parameters | Hardness/Average/MAX Maximum |
| Measurement Range | 0~100HF |
| measurement error | <1HF |
| resolution | 0.1HF |
| Spring force | 455gf |
| stylus diameter | 25Mm round surface |
| Pressure foot diameter | 80mm |
| Battery Voltage indication | Low Voltage prompt |
| Operating Environment | Temperature: 0~40 ℃; Humidity: 10~90% RH |
| Power Supply | 4 AA batteries |
| Dimensions | 162*80*80mm |
| Weight | 490G (without battery) |
Warranty days: 730 days
1. For product quality problems caused by non-human products of instruments and equipment, the manufacturer will provide free warranty services during the warranty period;
2. There is no warranty period for fragile and consumable parts, and if you find product quality problems after receiving the goods, please apply for return and exchange within 7 days, and you will not wait for the overdue ones;