Connect with and learn from others in the QuickBooks Community.
Thanks for checking this with us, userroma.
As of the moment, this feature for changing the pricing on your inventory items by batch is not yet available. You have to do it individually. I can guide you through the process.
You can locate information on this method in the following article: Set up and track your inventory in QuickBooks Online
I've got you this helpful article in case you need some ideas about how you can the type of your products and services: Help Articles.
The Community will always have your back if you need anything else in running your business in QuickBooks Online. Have a good one.