[Home](./index.md) > [@empathyco/x-components](./x-components.md) > [DefaultExternalTaggingService](./x-components.defaultexternaltaggingservice.md) > [storageKey](./x-components.defaultexternaltaggingservice.storagekey.md) ## DefaultExternalTaggingService.storageKey property **Signature:** ```typescript protected get storageKey(): string; ```