| Hardness system | HL/HRC/HRB/HB/HV/HS/σb |
| Measurement range | 200~960HLD、19.8~68.5HRC、13.5~100HRB、30~651HB、80~976HV、26.4~99.5HS、375~2639σb |
| Impact device | Type D, replaceable DL probe |
| Error of indication | ≤6HLD(HLD=800) |
| Measurement direction | Support vertical down, diagonal down, horizontal, diagonal up, vertical up |
| Measurement material | Steel and cast steel, stainless steel, gray cast iron, ductile cast iron, cast aluminum alloy, copper zinc alloy, copper tin alloy, pure copper |
| Resolution | 1HL,1HV,1HB,0.1HRB,0.1HRC,0.1HS |
| Display | 1.77 inch (resolution 160X128) color OLED display |
| Data storage | 1000 groups, each group can contain 6 Measured values, an average value and required parameters (330 only) |
| Communication interface | Bluetooth, USB |
| Power Supply | No. 7 polymer lithium battery, Voltage 3.7V, Capacity 900mAh; when the power is insufficient, there is a low Voltage prompt |
| Print function | Bluetooth thermal portable printer |
| Operating temperature | -10~+50℃ |
| Dimensions | 150 * 46 * mm (using D-type Impact device), 204 * 46 * 23mm (using DL-type Impact device) |
| Weight | 110G (using D-type Impact device), 125g (using DL-type Impact device) |
| meet the standard | GB/T 17394-1998,ASTM A956 |
| Adjustment | Users can calibrate themselves |
| working language | Available in Chinese, English, Traditional Chinese, Spanish, Japanese |
| Application Software | LmView software can manage, archive, print and other operations of measurement data |
| Indication Repeatability | <6HLD(HLD=800) |
Warranty days: 365 days