diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index 4bc4929..f35651d 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -32,7 +32,7 @@ jobs:
         isort --check-only --profile black .
     - name: Lint with flake8
       run: |
-        flake8 --ignore=E501 solax tests
+        flake8 --ignore=E501,E704 solax tests
     - name: Lint with pylint
       run: |
         pylint -d 'C0111' solax tests
diff --git a/solax/__init__.py b/solax/__init__.py
index 5953b06..6fd9817 100644
--- a/solax/__init__.py
+++ b/solax/__init__.py
@@ -1,4 +1,5 @@
 """Support for Solax inverter via local API."""
+
 import asyncio
 import logging
 
diff --git a/solax/inverter.py b/solax/inverter.py
index df3042c..5304263 100644
--- a/solax/inverter.py
+++ b/solax/inverter.py
@@ -106,4 +106,4 @@ def schema(cls) -> vol.Schema:
         return cls._schema
 
     def __str__(self) -> str:
-        return f"{self.__class__.__name__} :: {self.http_client}"
+        return f"{self.__class__.__name__}::{self.http_client}"
diff --git a/solax/inverters/x1_mini_v34.py b/solax/inverters/x1_mini_v34.py
index 5d3b4cf..90906ed 100644
--- a/solax/inverters/x1_mini_v34.py
+++ b/solax/inverters/x1_mini_v34.py
@@ -27,6 +27,7 @@ class X1MiniV34(Inverter):
                     [vol.Coerce(float)],
                     vol.Any(
                         vol.Length(min=69, max=69),
+                        vol.Length(min=100, max=100),
                         vol.Length(min=200, max=200),
                     ),
                 )
diff --git a/solax/units.py b/solax/units.py
index 2ac09b8..f8ca1c3 100644
--- a/solax/units.py
+++ b/solax/units.py
@@ -1,4 +1,5 @@
 """ Units and different measurement types"""
+
 from enum import Enum
 from typing import NamedTuple, Union
 
diff --git a/solax/utils.py b/solax/utils.py
index fcabfb1..f2a884f 100644
--- a/solax/utils.py
+++ b/solax/utils.py
@@ -10,8 +10,7 @@ class Packer(Protocol):  # pragma: no cover
      data into one raw value
     """
 
-    def __call__(self, *vals: float) -> float:
-        ...
+    def __call__(self, *vals: float) -> float: ...
 
 
 PackerBuilderResult = Tuple[Tuple[int, ...], Packer]
@@ -24,8 +23,7 @@ class PackerBuilder(Protocol):  # pragma: no cover
     raw values to be fed to the packer
     """
 
-    def __call__(self, *indexes: int) -> PackerBuilderResult:
-        ...
+    def __call__(self, *indexes: int) -> PackerBuilderResult: ...
 
 
 def __u16_packer(*values: float) -> float:
diff --git a/tests/fixtures.py b/tests/fixtures.py
index 4868ff7..6df29c1 100644
--- a/tests/fixtures.py
+++ b/tests/fixtures.py
@@ -9,6 +9,7 @@
     X1_HYBRID_G4_VALUES,
     X1_MINI_VALUES,
     X1_MINI_VALUES_V34,
+    X1_MINI_VALUES_V34_VER3,
     X1_SMART_VALUES,
     X1_VALUES,
     X3_HYBRID_G4_VALUES,
@@ -28,6 +29,7 @@
     X1_HYBRID_G3_RESPONSE,
     X1_HYBRID_G4_RESPONSE,
     X1_MINI_RESPONSE_V34,
+    X1_MINI_RESPONSE_V34_VER3,
     X1_SMART_RESPONSE,
     X3_HYBRID_G3_2X_MPPT_RESPONSE,
     X3_HYBRID_G3_2X_MPPT_RESPONSE_V34,
@@ -238,6 +240,16 @@ def simple_http_fixture(httpserver):
         headers=None,
         data=None,
     ),
+    InverterUnderTest(
+        uri="/",
+        method="POST",
+        query_string=None,
+        response=X1_MINI_RESPONSE_V34_VER3,
+        inverter=inverter.X1MiniV34,
+        values=X1_MINI_VALUES_V34_VER3,
+        headers=None,
+        data="optType=ReadRealTimeData",
+    ),
 ]
 
 
diff --git a/tests/samples/expected_values.py b/tests/samples/expected_values.py
index f3d7a05..849bff2 100644
--- a/tests/samples/expected_values.py
+++ b/tests/samples/expected_values.py
@@ -365,6 +365,26 @@
     "Inverter Temperature": 41,
 }
 
+
+X1_MINI_VALUES_V34_VER3 = {
+    "Network Voltage": 234.8,
+    "Output Current": 0.7,
+    "AC Power": 144.0,
+    "PV1 Voltage": 96.6,
+    "PV2 Voltage": 0.0,
+    "PV1 Current": 1.6,
+    "PV2 Current": 0.0,
+    "PV1 Power": 154.0,
+    "PV2 Power": 0.0,
+    "Grid Frequency": 49.94,
+    "Total Energy": 6.7,
+    "Today's Energy": 3.1,
+    "Total Feed-in Energy": 2.5,
+    "Total Consumption": 0.0,
+    "Power Now": 0.0,
+    "Inverter Temperature": 39.0,
+}
+
 X1_SMART_VALUES = {
     "Network Voltage": 239.6,
     "Output Current": 12.6,
diff --git a/tests/samples/responses.py b/tests/samples/responses.py
index ad65b18..04f9a93 100644
--- a/tests/samples/responses.py
+++ b/tests/samples/responses.py
@@ -441,6 +441,115 @@
     "Information": [0.700, 4, "XXXXXXXXXXXXXX", 1, 1.19, 0.00, 1.32, 0.00, 0.00, 1],
 }
 
+X1_MINI_RESPONSE_V34_VER3 = {
+    "sn": "XXXXXXXXXX",
+    "ver": "3.006.04",
+    "type": 4,
+    "Data": [
+        2348,
+        7,
+        144,
+        966,
+        0,
+        16,
+        0,
+        154,
+        0,
+        4994,
+        2,
+        67,
+        0,
+        31,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        34,
+        0,
+        25,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        39,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+        0,
+    ],
+    "Information": [1.500, 4, "XXXXXXXXXXXXXX", 8, 2.27, 0.00, 1.43, 0.00, 0.00, 1],
+}
+
 X1_SMART_RESPONSE = {
     "sn": "XXXXXXX",
     "ver": "2.033.20",
diff --git a/verify.sh b/verify.sh
index 74e34f1..7ea6cca 100755
--- a/verify.sh
+++ b/verify.sh
@@ -17,7 +17,7 @@ echo "Running mypy..."
 mypy --exclude venv .
 
 echo "Running flake8..."
-flake8 --ignore=E501 solax tests
+flake8 --ignore=E501,E704 solax tests
 
 echo "Running pylint..."
 pylint -d 'C0111' solax tests