> For the complete documentation index, see [llms.txt](https://docs.bounce.finance/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.bounce.finance/user-guide/nft-random-selection-auction-guides/create-an-nft-lottery-auction.md).

# Create an NFT lottery auction

## How to c**reate an NFT lottery auction pool** <a href="#how-to-create-an-nft-lottery-auction-pool" id="how-to-create-an-nft-lottery-auction-pool"></a>

1\. Visit <https://app.bounce.finance/> and select **lotteries** on the left top corner.

2\. Click create **auction** button and the selection window pops up.

<figure><img src="https://841106785-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MMLqjlwAt55S1SFAMyt%2F-MMopC_rwWXLO2KzxYP8%2F-MMopPiylEgt06rCf6_k%2FScreenshot%202020-11-23%20at%2012.20.28.png?alt=media&#x26;token=e4d810fc-19bf-4685-b7cb-ca996140baf4" alt=""><figcaption></figcaption></figure>

3\. Select **NFT lottery pool** and click **confirm** to go to the create a lottery pool page

4\. The pool settings page consists of two sections.

**The contract information section:**

<figure><img src="https://841106785-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MMLqjlwAt55S1SFAMyt%2F-MMopC_rwWXLO2KzxYP8%2F-MMoqPHMRp--d4T4OT6t%2FScreenshot%202020-11-23%20at%2012.24.42.png?alt=media&#x26;token=2a829e02-d6a5-4aa7-808d-f15fe5f7a076" alt=""><figcaption></figcaption></figure>

* **Token contract address:** find the token contract address on [Etherscan](https://etherscan.io/).
* **Token symbol** and t**oken decimals** will be auto-filled after entering the token contract address.

**The pool settings section:**

<figure><img src="https://841106785-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MMLqjlwAt55S1SFAMyt%2F-MMopC_rwWXLO2KzxYP8%2F-MMor5D3ePavKiQzwF74%2FScreenshot%202020-11-23%20at%2012.27.56.png?alt=media&#x26;token=947587dd-7e23-4e57-a9bd-1f9514cb5ac7" alt=""><figcaption></figcaption></figure>

* **NFT price:** the price of a ticket, which is equal to the price of the NFT.
* **Max participant allowed:** the maximum number of participants in the lottery.
* **Pool name:** for participants to identify the pool on the Bounce homepage
* **Lottery running time:** the time that the pool will be available

5\. Once all parameters are entered, click the **launch** button and approve the transaction in MetaMask (or whichever wallet used). Two transactions are needed to launch the pool:

* Approve spending limit:

<figure><img src="https://841106785-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MMLqjlwAt55S1SFAMyt%2F-MMR6K1b4DCSWZu_BMsP%2F-MMR8fwoj4QwB-0zJG_C%2FScreenshot%202020-11-18%20at%2017.16.52.png?alt=media&#x26;token=c70106d6-6e80-4f4f-9dd9-811033e3941e" alt=""><figcaption></figcaption></figure>

* Approve Contract interaction:
*

```
<figure><img src="https://841106785-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MMLqjlwAt55S1SFAMyt%2F-MMR6K1b4DCSWZu_BMsP%2F-MMR9MC_MZzikmUIpQiM%2FScreenshot%202020-11-18%20at%2017.21.33.png?alt=media&#x26;token=1efac890-122a-4fc2-adb4-2d9217175bf9" alt=""><figcaption></figcaption></figure>
```

*If a transaction error with very high gas fee (usually over 200 USD), appears please do not proceed and go back to the parameter page to check if everything is entered correctly.*<br>