# Interactable.setPower

Sets the power output signal of an interactable. Signal is a number between -1 to 1, where 1 is forward and -1 backward.

**Kind:** Function

**Environments:** Game

## Game

``` { .lua .api-signature }
interactable:setPower( signal )
```

[Open the full Game reference](../Game-Script-Environment/Userdata/Interactable.md#setpower)

**Availability:** Server only

**Parameters:**

| Name | Type | Description |
| --- | --- | --- |
| `interactable` | [Interactable](../Game-Script-Environment/Userdata/Interactable.md) | The interactable. |
| `signal` | number | The power output signal. |