# How To Use Tunnel Free.Tech To Bridge $pumpBTC

**Step 1:** Open the [URL](https://tunnel.free.tech/pumpbtc), click the **‘CONNECT WALLET’** button in the upper right corner.

<figure><img src="https://1508034360-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FATMz4vtiiTKoraOnqc0H%2Fuploads%2FbroduWRZc4JnKEoej8xs%2Fimage.png?alt=media&#x26;token=c180a419-2add-4a37-83ed-6796836a56ce" alt=""><figcaption></figcaption></figure>

**Step 2:** Enter the amount you want to bridge, click the **‘Approve’** button, and complete the $pumpBTC approval transaction in your wallet.

<figure><img src="https://1508034360-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FATMz4vtiiTKoraOnqc0H%2Fuploads%2F4vMpiWq4d2PuKI3ecAHV%2Fimage.png?alt=media&#x26;token=0f10c2c2-3dc0-482f-9b48-82ef0337ec78" alt=""><figcaption></figcaption></figure>

<figure><img src="https://1508034360-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FATMz4vtiiTKoraOnqc0H%2Fuploads%2Fl5gzcETY99U2uxf35wu8%2Fimage.png?alt=media&#x26;token=dcda3189-59fc-4de8-83d7-dbddfdad26c3" alt=""><figcaption></figcaption></figure>

**Step 3:** Click the **‘Propose Burn on BNB Smart Chain’** button and complete the $pumpBTC burn transaction in your wallet.

<figure><img src="https://1508034360-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FATMz4vtiiTKoraOnqc0H%2Fuploads%2F58JT0q87W9bv33BGmTVQ%2Fimage.png?alt=media&#x26;token=d5ef757d-bdfc-47de-aa16-661dcae75bb4" alt=""><figcaption></figcaption></figure>

<figure><img src="https://1508034360-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FATMz4vtiiTKoraOnqc0H%2Fuploads%2FWWafOsnH6f5x9gB3vdOp%2Fimage.png?alt=media&#x26;token=14498c60-f1bb-4981-bc09-4cebfaf32410" alt=""><figcaption></figcaption></figure>

**Step 4:** After a few minutes, you will receive the $pumpBTC tokens on the ETH mainnet.