Specifications
| Specification model | HS-A |
| Measurement range | 20-90HA |
| resolution | 0.1HA |
| error of indication | ≤±1HA |
| Power Supply | button battery |
| Dimension | 142*52*42mm |
| Weight | 0.3kg |
Packing list
Hardness gauge x1, certificate x1, warranty card x1, manual x1, instrument case x1
After-sales instructions
Warranty days: 365 days
1. Warranty: one year
2. Within one month after purchase, if there is a product quality problem under normal use and no damage to the appearance, the product of the same model and specification can be replaced with the invoice, valid warranty card and complete packaging;
3. There is no warranty for man-made failure or customer disassembly;
4. Products beyond the warranty period can be repaired by the original factory.
[Note] For after-sales services outside the Chinese mainland, if the instrument requires repair, the shipping and possible associated taxes shall be borne by the sender. Generation address of the manual: http://en.nbchao.com/p/1391/Specification.html , which is only used by users who purchase commodities from the NBCHAO.