diff --git a/kmk/extensions/ble_split.py b/kmk/extensions/ble_split.py
index c01e217..73d3286 100644
--- a/kmk/extensions/ble_split.py
+++ b/kmk/extensions/ble_split.py
@@ -13,7 +13,7 @@ class BLE_Split(Extension):
     '''Enables splitting keyboards wirelessly'''
 
     def __init__(
-        self, split_flip=True, split_side=None, psave_ms=30, hid_type=HIDModes.BLE
+        self, split_flip=True, split_side=None, uart_interval=30, hid_type=HIDModes.BLE
     ):
         self._is_target = True
         self._uart_buffer = []
@@ -29,7 +29,7 @@ class BLE_Split(Extension):
         self._uart_connection = None
         self._advertisment = None
         self._advertising = False
-        self._psave_ms = psave_ms
+        self._uart_interval = uart_interval
         self._psave_enable = False
 
     def __repr__(self):
@@ -96,7 +96,7 @@ class BLE_Split(Extension):
 
     def on_powersave_enable(self, keyboard):
         if self._uart_connection and not self._psave_enable:
-            self._uart_connection.connection_interval = self._psave_ms
+            self._uart_connection.connection_interval = self._uart_interval
             self._psave_enable = True
 
     def on_powersave_disable(self, keyboard):
diff --git a/kmk/extensions/split.py b/kmk/extensions/split.py
index 16bc985..8c39f2f 100644
--- a/kmk/extensions/split.py
+++ b/kmk/extensions/split.py
@@ -2,6 +2,7 @@ import busio
 
 from kmk.extensions import Extension
 from kmk.matrix import intify_coordinate
+from storage import getmount
 
 
 class SplitType:
@@ -51,6 +52,13 @@ class Split(Extension):
             self._is_target = True
         except OSError:
             self._is_target = False
+        l_or_r = str(getmount('/').label)
+        if l_or_r.endswith('L'):
+            # If name ends in 'L' assume left and strip from name
+            self.split_side = 'Left'
+        elif l_or_r.endswith('R'):
+            # If name ends in 'R' assume right and strip from name
+            self.split_side = 'Right'
 
         if self.split_flip and not self._is_target:
             keyboard.col_pins = list(reversed(keyboard.col_pins))