• Roughness tester can be operated by mobile phone (only android system) or computer
• Data can be output to Excel by connecting with computer via bluetooth or USB cable
• Support bluetooth printer
• 22 roughness parameters
• Meet ISO, DIN, ANSI, JIS standards
• Display roughness values, profile and curve
• Memory of maximum 100 data and waveform
• Built-in lithium battery, working time more than 50 hours
• Automatic power off

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