| resolution | 0.1HA |
| Accuracy | ≤1HA |
| Measurement range | 20~90A |
| display parameters | Hardness/Average/MAX Maximum |
| Operating Environment | Temperature 0~ 40 ℃; Humidity < 90% RH |
| Power Supply | 2 * 1.5V AAA battery |
| Dimension | 176*63*25mm |
| Weight | 310G (without battery) |
| material | plastic |
| principle | Measurement of Hardness of Pressure Needle Insertion Specimen Depth |
| function | Rapid hardness of materials |
Warranty days: 365 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.Instruments and equipmentPackage return and exchange within one month