1 This product has 11 air pressure units and is fully functional 2 Differential pressure measurement is ideal for measuring ventilation and air condition systems 3 With maximum, minimum, average pressure value recording and viewing capabilities, and data retention features 4 Large with backlit display for clearer data display 5 There is a low battery prompt function, you can choose the automatic shutdown function, overrange prompt function and calibration function
What's in the box
1 x Differential Pressure Gauge
