# Unit Handling Service Defines and manages various unit systems, including metric, imperial, USC, and custom in which your products may be sold. ### Key features and benefits * Defines unit types for length, mass, quantity, and volume * Creates and manages units for each type, and defines the conversions between them * Performs unit conversions * Manages unit code symbols and localized names * Provides a flexible unit management system that supports widely used measurement systems such as metric, imperial, and US customary * Enables flexible product sales by defined units rather than by piece only — for example: * 50 meters of steel tubing * 250 liters of lubricant * 250 grams of fresh-cut cheese --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://developer.emporix.io/api-references/api-guides/configuration/unit-handling-service.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.