---
title: value
framework: corebluetooth
role: symbol
role_heading: Instance Property
path: corebluetooth/cbcharacteristic/value
---

# value

The value of the characteristic.

## Declaration

```swift
var value: Data? { get }
```

## Discussion

Discussion This property contains the value of the characteristic. For example, a temperature measurement characteristic of a health thermometer service may have a value that indicates a temperature in Celsius.

## See Also

### Accessing Characteristic Data

- [descriptors](corebluetooth/cbcharacteristic/descriptors.md)
- [properties](corebluetooth/cbcharacteristic/properties.md)
- [CBCharacteristicProperties](corebluetooth/cbcharacteristicproperties.md)
- [isNotifying](corebluetooth/cbcharacteristic/isnotifying.md)
- [isBroadcasted](corebluetooth/cbcharacteristic/isbroadcasted.md)