# 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

* Creates unit types for length, mass, quantity, and volume
* Creates and manages units per type and defines the conversion between them
* Converts units
* Handles Unicode unit symbols and localized names
* Provides a highly flexible unit management system that supports widely used unit systems such as metric, imperial, or USC
* Allows unit systems to exist in four different types: length, mass, quantity, and volume
* Enables products to be sold flexibly by defined units rather than by piece only — for example, 50 meters of a steel tube, 250 liters of liquid lubricants, or 250 grams of fresh-cut cheese