# General Section

<figure><img src="https://807210804-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F8wMgNeFnYjVGQmgdxMv4%2Fuploads%2FHfmnHxbpbtR9fZdQM58U%2Fimage.png?alt=media&#x26;token=de0cf18b-0bff-44b3-b62f-62effba1c916" alt=""><figcaption></figcaption></figure>

* **OTP Type:** You can choose your string type from here.
* **OTP Length:** From here, you can choose an OTP String length from 0 to 10.
* **Button Style Class:** You can add a CSS class to give theme styled look and feel to the extension button.