Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:

Create a detailed description for the following product: XS, belonging to category: Drone

### Response:
The XS is a lightweight, compact and portable drone with foldable arms and multiple shells. The optical camera can identify people or objects based on images, automatically focus on objects and take pictures. Thanks to a built-in optical flow sensor, the drone can also precisely fly or hover indoors without a GPS signal. It is controlled by a virtual stick via an app or by identifying the gyroscope trajectory in the smartphone.
### End