Added in API level 31 
 android.hardware.lights
Classes
| Light | Represents a logical light on the device. | 
| LightsManager | The LightsManager class allows control over device lights. | 
| LightsManager.LightsSession | Encapsulates a session that can be used to control device lights and represents the lifetime of the requests. | 
| LightsRequest | Encapsulates a request to modify the state of multiple lights. | 
| LightsRequest.Builder | Builder for creating device light change requests. | 
| LightState | Represents the state of a device light. | 
| LightState.Builder | Builder for creating device light change requests. |