| Impact device | DC type impact device |
| Hardness system | HL、HV、HB、HS、HRA、HRB、HRC |
| Measuring range | HLD (170-960); HV (83-976); HB (30-651); HRC (17.6-68.5); HS (26.4-99.5); HRB (13.5-100); HRA (60-85.8) |
| resolution | 1HL |
| Measurement Accuracy | ± 12 HL, ± 6HL typical |
| Sexual repeability | 6HL |
| Display | 128 * 64 dot matrix OLED |
| Power Supply | Rechargeable lithium battery 3.7V@250mAh, a single charge can be continuously measured more than 5000 times |
| Charging port | USB(Type-C) |
| size | 88*34*24 mm |
| Weight | About 48g |
| Operation temperature range | -10~50 ℃, 0~85% RH (no condensation) |
| Storage temperature range | -10~60 ℃, 0~85% RH (no condensation) |
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. 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;