> ## Documentation Index
> Fetch the complete documentation index at: https://crossmint-devin-1787949784-wallet-docs-two-concept-model.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# isExportableSignerAdapter

> **isExportableSignerAdapter**(`signer`): `signer is ExportableSignerAdapter`

Defined in: [packages/wallets/src/signers/types.ts:283](https://github.com/Crossmint/crossmint-sdk/blob/main/packages/wallets/src/signers/types.ts#L283)

## Parameters

| Parameter | Type                                           |
| --------- | ---------------------------------------------- |
| `signer`  | [`SignerAdapter`](../interfaces/SignerAdapter) |

## Returns

`signer is ExportableSignerAdapter`