1. Volume:

 1L

2. Air content range:

 0-10%

3. Accuracy:

for 0-10% accuracy 0.005% (actual error 0.01%)

4, pressure gauge range:

0.1Mpa (Overpressure operation prohibited)

5, pressure gauge accuracy:

 0.0005Mpa

6, pressure gauge material:

high density aluminum alloy

7, pressure gauge features:

dust-proof, explosion-proof

8, buckle:

push type

9, weight

about 6KG