Adapt flow meter on Jacto Arbus 2000

Good evening, I'm a coffee farmer and the sprayers for our cropping isn't so advanced. We have an Jacto Arbur 2000 and to set the flow we have an pressure commander. It works, but sometimes I think to have an flow meter on the hose which take water to the nozzles to have more accuracy. I saw here on the forum the poniflow and digiwolf, but it's difficult found this equipments here. I thought to buy this one which is easy to buy on aliexpress:

Do you guys...

Adapt flow meter on Jacto Arbus 2000