---
title: BluetoothRemoteGATTCharacteristic.uuid
slug: Web/API/BluetoothRemoteGATTCharacteristic/uuid
tags:
  - API
  - Bluetooth
  - BluetoothRemoteGATTCharacteristic
  - Experimental
  - Property
  - Reference
  - Service
  - Web Bluetooth API
  - uuid
browser-compat: api.BluetoothRemoteGATTCharacteristic.uuid
---
{{SeeCompatTable}}

The **`BluetoothRemoteGATTCharacteristic.uuid`** read-only
property returns {{domxref("DOMString")}} containing the UUID of the characteristic, for
example `'00002a37-0000-1000-8000-00805f9b34fb'` for the Heart Rate
Measurement characteristic.

## Syntax

```js
var uuid = BluetoothRemoteGATTCharacteristic.uuid
```

### Returns

A {{domxref("DOMString")}}.

## Specifications

{{Specifications}}

## Browser compatibility

{{Compat}}

{{APIRef("Web Bluetooth")}}
