---
title: HMServiceTypeLightbulb
framework: homekit
role: symbol
role_heading: Global Variable
path: homekit/hmservicetypelightbulb
---

# HMServiceTypeLightbulb

A light bulb service.

## Declaration

```swift
let HMServiceTypeLightbulb: String
```

## See Also

### Light

- [HMServiceTypeLightSensor](homekit/hmservicetypelightsensor.md)