Use a bluetooth or wired laser scanner with a computer to scan in your items to your inventory.
To scan an item, make sure your laser scanner is connected to your computer and go to your Inventory page.
Click the blue plus icon located at the top right corner. Select "Create Items".
Then, select the "Scan" tab. You can now start scanning your items' UPC labels and they will appear on this page!
Add your purchase details for each of your scanned in items, then add them to your inventory by clicking the "Add items" button.