title: "Loader"
category: component
---

The loader component defines the appearance of the entity by loading in a 3D
model.

Note that this component may be subject to change due to design decisions and
support landing for the GLTF format.

```html
<a-entity loader="src: monster.dae; format: collada"></a-entity>
```

| Attribute | Description                   |
|-----------|-------------------------------|
| format    | Format of the 3D model asset. |
| src       | URL to a 3D asset.            |