Batches: Batches are useful for managing product lines with varying/changing prices and expiry dates. This feature helps manage different batches without memorizing details.
Example: Pharmacy business - where medicines comes with different batches in different prices and expiry date.
Serial number: A serial number is a unique identifier assigned to a piece of hardware or equipment, distinguishing it from other units of the same model. It helps manufacturers and consumers track and identify individual devices for warranty, repair, or service purposes. Both IMEI and serial numbers are crucial for identifying and managing electronic devices.
Example - Electronic items and mobiles.