# MouseWheelInputEvent Object extends `MouseInputEvent`

* `type` string - The type of the event, can be `mouseWheel`.
* `deltaX` Integer (optional)
* `deltaY` Integer (optional)
* `wheelTicksX` Integer (optional)
* `wheelTicksY` Integer (optional)
* `accelerationRatioX` Integer (optional)
* `accelerationRatioY` Integer (optional)
* `hasPreciseScrollingDeltas` boolean (optional)
* `canScroll` boolean (optional)
