Main Features
* Palm size for narrow space.
* Test at any angle, even upside down.
* Direct display of hardness scales HRB, HRC, HV, HB, HS, HL.
* Large memory could store 250 groups including single measured value, impact direction, material and hardness scale etc.
* User recalibration function allowed.
* Can communicate with PC computer for statistics and printing by the optional cable.
* Manual or automatic shut down.
* Low battery indication.

Applications
* Die cavity of molds
* Inspection of bearing and other mass produced parts on a production line
* Failure analysis of pressure vessel, steam generator and other equipment
* Inspection of installed machinery, permanent parts of assembled systems and heavy work pieces.
* Testing surface of a small hollow space
* Material identification in the warehouse of metallic materials
* Rapid testing in large range and multi-measuring areas for large-scale work piece

Main Features
* Palm size for narrow space.
* Test at any angle, even upside down.
* Direct display of hardness scales HRB, HRC, HV, HB, HS, HL.
* Large memory could store 250 groups including single measured value, impact direction, material and hardness scale etc.
* User recalibration function allowed.
* Can communicate with PC computer for statistics and printing by the optional cable.
* Manual or automatic shut down.
* Low battery indication.

Technical Specifications
Display: 12.5mm LCD with back light
Accuracy: Display error ±0.8% at LD=900
Measuring range: 200-900L
Conversion: HL-HRC-HRB-HB-HV-HSD
Materials: 9 different common materials
Interface:  RS232C
Memory: 250 data can be stored and re-readable
Impact device: Impact Device D  Weight: 75g
Power supply: 2x1.5V AAA size battery
Dimension: 146×65×36mm
Weight: 130g (not including batteries)
Working temp.: - 10℃~+50℃ Storage temp.: - 30℃~+60℃; Relative humidity: ≤90%