Features:

1. Pocket-size & economically price

    Useing the high speed microprocessor DSP;

2. Using the OLED screen,bright and without visual angle

3. Data ourput USB port

4. Large measuring range suitable for most materials

5. Measures flat,outer cylinder and sloping surface

6. Both Ra and Rz parameters in one instrument

7. Works on 3.7V rechargeable lithium-battery, work while charging

8. Real time battery indicator

Standard delivery:

Main unit TMR140

Specimen Ra

Charger & USB cable

Instruction manual

Carrying case