# Stepper

By default one event will only fire a single shell. Each firework event has property called Firemode.<br>

<figure><img src="https://4198123652-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MhIYO0xEuDDA2b69m5L%2Fuploads%2FMNjVde7vPp9JAl49ap9Z%2Fimage.png?alt=media&#x26;token=59d6f2fd-5450-4078-9bc8-890cc1029228" alt=""><figcaption></figcaption></figure>

Once you select "Stepper" more options will appear.

| Property    | Description                                    |
| ----------- | ---------------------------------------------- |
| Shots       | Amount of shots per repeat.                    |
| Repeats     | Repeat all steps again.                        |
| Shape       | Defines the shot order.                        |
| Step Angle  | The total angle .                              |
| Step Length | Delay between each step (sec).                 |
| Mirror      | This will invert the order every repeat cycle. |
| Invert      | Inverts the order.                             |

<figure><img src="https://4198123652-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MhIYO0xEuDDA2b69m5L%2Fuploads%2FYbRbiy1YLIp8XAZV0dPn%2Fimage.png?alt=media&#x26;token=c88f27bf-6cc5-4336-b81a-90a76b0e3763" alt=""><figcaption><p>Event with stepper</p></figcaption></figure>

<figure><img src="https://4198123652-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MhIYO0xEuDDA2b69m5L%2Fuploads%2FsZW4C8FPzk6JNZDRNjG1%2Fimage.png?alt=media&#x26;token=dcf881bf-e77b-4c1c-b44e-2dbdbab9b234" alt=""><figcaption></figcaption></figure>