diff --git a/configs/config_mb_2024_0_2.py b/configs/config_mb_2024_0_2.py
index e90350deab5262485d623a7013ae297d49ddfca5..f99c214d235e821f4b55fca27db02d6b5bff2760 100644
--- a/configs/config_mb_2024_0_2.py
+++ b/configs/config_mb_2024_0_2.py
@@ -18,7 +18,7 @@ OHMPI_CONFIG = {
 
 HARDWARE_CONFIG = {
     'ctl': {'model': 'raspberry_pi'},
-    'pwr': {'model': 'pwr_batt', 'voltage': 12.},
+    'pwr': {'model': 'pwr_batt', 'voltage': 12., 'interface_name': 'none'},
     'tx':  {'model': 'mb_2024_0_2',
              'voltage_max': 50.,  # Maximum voltage supported by the TX board [V]
              'current_max': 4800,  # Maximum voltage read by the current ADC on the TX board [mA]
diff --git a/configs/config_mb_2024_0_2__1_mux_2024.py b/configs/config_mb_2024_0_2__1_mux_2024.py
index e83edf46062718979a6f96fdb8c95dcd1585d9a7..a9a91e4d052bb426c4f5c9e3765578b0a7f73a19 100644
--- a/configs/config_mb_2024_0_2__1_mux_2024.py
+++ b/configs/config_mb_2024_0_2__1_mux_2024.py
@@ -18,7 +18,7 @@ OHMPI_CONFIG = {
 
 HARDWARE_CONFIG = {
     'ctl': {'model': 'raspberry_pi'},
-    'pwr': {'model': 'pwr_batt', 'voltage': 12.},
+    'pwr': {'model': 'pwr_batt', 'voltage': 12., 'interface_name': 'none'},
     'tx':  {'model': 'mb_2024_0_2',
              'voltage_max': 50.,  # Maximum voltage supported by the TX board [V]
              'current_max': 4800,  # Maximum voltage read by the current ADC on the TX board [mA]
diff --git a/ohmpi/hardware_system.py b/ohmpi/hardware_system.py
index 5b78d2dbdc1e89bef60e13f73f99671fc49f2830..3b264ac85f08ac6610bbb01f2fa637f5e9cd42f0 100644
--- a/ohmpi/hardware_system.py
+++ b/ohmpi/hardware_system.py
@@ -78,7 +78,7 @@ class OhmPiHardware:
 
         # Initialize RX
         HARDWARE_CONFIG['rx'].pop('model')
-        HARDWARE_CONFIG['rx'].update(**HARDWARE_CONFIG['rx'])
+        HARDWARE_CONFIG['rx'].update(**HARDWARE_CONFIG['rx'])  # TODO: delete me ?
         HARDWARE_CONFIG['rx'].update({'ctl': HARDWARE_CONFIG['rx'].pop('ctl', self.ctl)})
         if isinstance(HARDWARE_CONFIG['rx']['ctl'], dict):
             ctl_mod = HARDWARE_CONFIG['rx']['ctl'].pop('model', self.ctl)
diff --git a/ohmpi/logging_setup.py b/ohmpi/logging_setup.py
index 33642fff2fb9f01f7930997335e989380676eb67..33927655e620ea488ad99e3e05b1001cf0b6dbeb 100644
--- a/ohmpi/logging_setup.py
+++ b/ohmpi/logging_setup.py
@@ -14,6 +14,7 @@ def get_logging_levels():
     """Gets a list of the logging levels loaded"""
     return [logging.getLevelName(x) for x in range(1,101) if not logging.getLevelName(x).startswith('Level')]
 
+
 def add_logging_level(level_name, level_num, method_name=None):
     """
     Comprehensively adds a new logging level to the `logging` module and the