@Nullable
	// This method is not final, as some Managers may be created with BluetoothDevice in a
	// constructor. Those can return the device object even without calling connect(device).
	public BluetoothDevice getBluetoothDevice() {
		return requestHandler.getBluetoothDevice();
	}
Returns the Bluetooth device object used in {@link #connect(BluetoothDevice)}.

@return The Bluetooth device or null, if {@link #connect(BluetoothDevice)} wasn't called.
ble/src/main/java/no/nordicsemi/android/ble/BleManager.java