Measuring range |
(170-960)HLD |
Tolerance and repeatability |
tolerance:±6HLD (790±40HLD); repeatability:6HLD (790±40HLD) |
Measuring direction |
360 º |
Hardness scale |
HL, HB, HRA,HRB, HRC,HV, HS |
Display |
2.8 inch TFT LCD screen,240 x 320 dot matrix,262K color display |
Data storage |
1000 groups of data |
Upper and lower limits setting |
(170-960)HLD |
Working voltage |
3.7V |
Charging time |
6 hours |
Power |
12V/500mA |
Continuous working time |
20 hours |
Interface |
USB2.0 |