> For the complete documentation index, see [llms.txt](https://docs.mychips.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.mychips.io/getting-started/test-in-sanbox-mode.md).

# Test in Sanbox mode

## TEST YOUR ADUNIT BEFORE IT GOES LIVE <a href="#betterdocs-entry-title" id="betterdocs-entry-title"></a>

Test your Ad Unit before it goes live by selecting the Sandbox option in the bottom-right corner when creating the Ad Unit:

<figure><img src="https://1889388802-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F8FPXPNk0nLIRsJsg3nxP%2Fuploads%2FRPbeYI4m1uiuqGQKVIfU%2FDocImg.png?alt=media&amp;token=7e511bfc-8d0b-4bf9-abfa-b0d64736dafa" alt=""><figcaption></figcaption></figure>

Click on the Preview button near your newly created AdUnit to show a web-preview of the Offerwall.

<figure><img src="https://1889388802-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F8FPXPNk0nLIRsJsg3nxP%2Fuploads%2FzFMqsuXtVDtSPTXqqfAz%2Fimage.png?alt=media&amp;token=bfe33bbc-ce8d-4b8b-99b8-8e85b616db09" alt=""><figcaption></figcaption></figure>

You can use the "Test Offer" to test your integration. The offer will grant a reward to the user everytime you click on that.

<figure><img src="https://1889388802-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F8FPXPNk0nLIRsJsg3nxP%2Fuploads%2FTuEmKldVf0yzqajzj9MY%2Fimage.png?alt=media&amp;token=52e14727-16ae-41b7-9eea-74a163111db0" alt=""><figcaption></figcaption></figure>