VEVOR Continuous Bag Band Sealing Machine, 0.24-0.47 in/6-12 mm Seal Width, Horizontal Band Sealer Machine with Digital Temperature Control, Bag Sealer for 0.02-0.8 mm Plastic Bags, Inflation Function

Counter: it only counts how many bags are sealed. Nitrogen sealing: yes, basic nitrogen flushing is possible Bag range: yes, it can seal bags from 100 g up to about 5 kg, as long as the bag fits the machine size and material requirements.

Inflation requires about 0.6 MPa.

No, that can't be done.

This machine can only print one line, and the number of letters printed at a time is not fixed because the character wheel is constantly rotating.

It requires 8mm air tube connection.