diff --git a/tests/test_application.py b/tests/test_application.py
index b5164a9..f693fe3 100644
--- a/tests/test_application.py
+++ b/tests/test_application.py
@@ -42,6 +42,11 @@ def test_model_detection(app):
     assert device.model == 'ZiGate USB-TTL {}'.format(FAKE_FIRMWARE_VERSION)
 
 
+def test_zigate_device_initialized(app):
+    device = zigpy_zigate.zigbee.application.ZiGateDevice(app, 0, 0)
+    assert device.is_initialized
+
+
 @pytest.mark.asyncio
 async def test_form_network_success(app):
     app._api.set_channel = AsyncMock()
diff --git a/zigpy_zigate/zigbee/application.py b/zigpy_zigate/zigbee/application.py
index c99bb0f..8e85bbc 100644
--- a/zigpy_zigate/zigbee/application.py
+++ b/zigpy_zigate/zigbee/application.py
@@ -226,6 +226,10 @@ def __init__(self, application, ieee, nwk):
             model = 'ZiGate USB-DIN'
         self._model = '{} {}'.format(model, application.version)
 
+    @property
+    def is_initialized(self):
+        return True
+
     @property
     def manufacturer(self):
         return "ZiGate"