- Driven by 4 AA batteries.
- Measurement data can be recorded on the SD card.
- Measurement data is recorded on the main body with the logger function.
- 1/3 the size of the conventional model (VH - 01 - AN 4 DPN) .
- Handy type with printer.
- Air flow measurement Real time measurement.
- Hands-free measurement with a shoulder belt
>>> VSM-20 gia tot