what is sku in retail

what is sku in retail refers to a Stock Keeping Unit, a unique identifier assigned to a product for inventory management purposes. The SKU is typically a combination of letters and numbers that describe key characteristics of the product, such as its size, color, or model. Retailers use SKUs to track products, manage stock levels, and streamline the ordering process. By assigning SKUs to each item, retailers can quickly identify products and ensure efficient inventory management.