diff --git a/examples/basic_usage.py b/examples/basic_usage.py
index e2d92c2..86d951b 100644
--- a/examples/basic_usage.py
+++ b/examples/basic_usage.py
@@ -9,6 +9,9 @@ async def get_readings(device: wave.WaveDevice) -> None:
     print(device.address, device.serial)
     sensor_readings = await device.get_sensor_values()
     print(sensor_readings)
+    battery = await device.get_battery()
+    if battery:
+        print(f"Battery: {battery.voltage}V ({battery.percentage}%)")
     await device.disconnect()
 
 
diff --git a/pyproject.toml b/pyproject.toml
index 2cdf1d9..ebcb086 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "wave-reader"
-version = "2.0.0"
+version = "2.0.1"
 description = "Unofficial package for Airthings Wave communication."
 authors = ["Zackary Troop"]
 license = "MIT"
diff --git a/wave_reader/wave.py b/wave_reader/wave.py
index ea9c7d6..561d21d 100644
--- a/wave_reader/wave.py
+++ b/wave_reader/wave.py
@@ -349,7 +349,7 @@ async def discover_devices(
     i: Tuple[BLEDevice, AdvertisementData]
     for i in devices.values():
         serial = WaveDevice.parse_manufacturer_data(
-            i[0].metadata.get("manufacturer_data", {})  # type: ignore[attr-defined]
+            i[1].manufacturer_data
         )
         if serial:
             wave_devices.append(WaveDevice(i[0], serial, adv=i[1]))