Hardness Scale:HL、HB、HRB、HRC、HRA、HV、HS
z Display:dot matrix LCD,128×64 dots
z Data memory:max. 500 groups(relative to impact times 32~1)
z Working voltage:3V(2 AA size alkaline battery)
z Continuous working period:about 100 hours(With backlight
Measuring range:HLD(170~960)HLD