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★Specification&Feature:◆Testing direction:Highly accurate in any impact direction◆Testing Range:(170-960)HLD,(17.9-69.5)HRC,,(19-683)HB,(80-1042)HV,(30.6-102.6)HS,(59.1-88)HRA,(13.5-101.7)HRB◆Hardness Standards:HL、HV、HRA、HRC、HRB、HB、HS◆Accuracy:HLD:±0.5% (800HLD)◆Repeatability Value:HLD:0.8% (800HLD)◆Resolution:128×64 OLED display◆Dimensions:148mm×40mm×30mm◆Power Supply:Rechargeable lithium battery◆Working Hours:About 20 hours◆Working Conditions◆Operating temperature: 10-50 c;◆Storage temperature: -30 ℃ -60 ℃;◆Humidity: 90% max;◆Large capacity of data storage◆Support "forged steel (Steel)" materials◆Hardness values can be preset, limit, beyond the range of automatic alarm, convenient batch testing needs.◆Mass storage hitherto unknown, leading the technology trend. The retention of data to measure the hardness of 270 groups.★Applicable MaterialsSteel and cast steel, alloy tool steel, stainless steel, gray cast iron, nodular cast iron, cast aluminum alloy, copper zinc alloys (brass), an alloy of copper and tin, copper(bronze)★Packaged included:1x instrument host1xnylon brush1xSmall bearing rings1xThe ABS instrument 1xUS PLUG