---
title: device
summary: Provides device detection based on User-Agent strings.
url: https://www.fastly.com/documentation/reference/compute/sdks/javascript/js-compute/device/
---

**Kind:** Module  
**Package:** @fastly/js-compute 4.0.1  
**Path:** `device`

Provides device detection based on User-Agent strings.

## Classes

| Name | Summary |
| --- | --- |
| [Device](https://www.fastly.com/documentation/reference/compute/sdks/javascript/js-compute/device/class.Device/) | Provides device detection based on User-Agent strings. |