@digitalpersona/devices/dist/api/docs/devices.fingerprintreader.ondevicedisconnected.md

DigitalPersona Security Devices support library

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[Home](./index.md) &gt; [@digitalpersona/devices](./devices.md) &gt; [FingerprintReader](./devices.fingerprintreader.md) &gt; [onDeviceDisconnected](./devices.fingerprintreader.ondevicedisconnected.md)

## FingerprintReader.onDeviceDisconnected property

An event handler for the [DeviceDisconnected](./devices.devicedisconnected.md) event.

<b>Signature:</b>

```typescript
onDeviceDisconnected: Handler<DeviceDisconnected>;
```

## Remarks

This is a unicast subscription, i.e. only one handler can be registered at once. For multicast subscription use [FingerprintReader.on()](./devices.fingerprintreader.on.md) and [FingerprintReader.off()](./devices.fingerprintreader.off.md)<!-- -->.