AA-Alkaline batteries Barometer with pressure port ( 2.5 TO 25 measurements per second), SENSECA ECO240-1 Vacuum with pressure port, Covers pneumatic range with 1 mbar resolution up to 14 bar, SENSECA ECO240-1 (G 1111)

ECO 240-1 - Vacuum _ Barometer with pressure port (formerly G 1111)
    When developing the ECO240 series, the focus was deliberately on the essential functions of measurement technology - a high-quality sensor is at the heart of this - the heart of the measuring device - on which no savings were made despite the low overall price!