> For the complete documentation index, see [llms.txt](https://jungle-toolkit.gitbook.io/evm-xcm-jungle-toolkit/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://jungle-toolkit.gitbook.io/evm-xcm-jungle-toolkit/build-an-evm+substrate-wallet-compatible-architecture-in-your-dapp/implement-multiple-wallet-support-on-your-dapp-front-end/sign-and-send-substrate-extrinsics.md).

# Sign and send Substrate extrinsics

In this section you'll use a keyring to sign an extrinsic.

## How to send tokens using Polkadot API

```javascript
// Sign and send a transfer from Alice to Bob
const txHash = await api.tx.balances
  .transfer(BOB, 12345)
  .signAndSend(alice);

// Show the hash
console.log(`Submitted with hash ${txHash}`);
```