# Uniswap V3

To know if it's a uniswap v3 contract before the drop goes live we can simply check through the contract.

First address: 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2

Second address: The token contract

Input section: Try 500, 3000 or 10000 when it returns a contract it's V3 when it doesn't return anything it isn't V3.

{% embed url="https://etherscan.io/address/0x1f98431c8ad98523631ae4a59f267346ea31f984#readContract" %}

{% embed url="https://i.gyazo.com/ee6f41389070f9f635a3b1b45061aa20.mp4" %}
When it returns with a contract address it's a V3 contract.
{% endembed %}



Task setup is exactly the same beside choosing the Version number when creating tasks.

<figure><img src="https://2514852223-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FPLQ4vxpdBV1skrojDYlg%2Fuploads%2FuXVfzF28Nz2cafRZhLnE%2Fimage.png?alt=media&#x26;token=6c4fe255-fecd-4aad-b7f4-2c0a14e8869d" alt=""><figcaption><p>Choose V3</p></figcaption></figure>



<figure><img src="https://2514852223-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FPLQ4vxpdBV1skrojDYlg%2Fuploads%2FCiI5nJxPCGBar8Lw6Iok%2Fimage.png?alt=media&#x26;token=9d0fe2dc-ec09-4796-8ed9-f269d5d7eb46" alt=""><figcaption><p>MinTech should be able to calculate the Pool Fee automatically if it's loaded</p></figcaption></figure>

Check about pool fees above, sometimes it isn't loaded yet.
