2) Low-voltage indication: the low power indication symbol appears when the voltage is too low to work.

3) Automatic standby function.

4) Display direction can be changed automatically.

5) PR sound indication (wired equipment).

6) Sound prompt function: over-limit prompt of measured value, finger-out prompt, low power prompt (wired equipment).

7 )Data memory function.

8)The data can be uploaded to the terminal equipment (wired equipment and Bluetooth wired equipment) by wired mode.

9) The data can be uploaded to the terminal equipment (B&T equipment and B&T wired equipment) by wireless mode.