diff --git a/devtimer.py b/devtimer.py
index fa4c276..a2a2022 100755
--- a/devtimer.py
+++ b/devtimer.py
@@ -38,6 +38,9 @@
 BEEPER = 26                 # Piezo alarm device
 FOOTSW = 6                  # GPIO port to read footswitch state
 
+PROFILE_SW_FILM = 23        # Profile selector switch pins
+PROFILE_SW_PAPER = 24
+
 # General Constants
 
 BEEP_INTERVAL = 30          # Beep interval
@@ -259,6 +262,14 @@
     if time() - footsw_pressed.lastISR >= DEBOUNCE_TIME:
 
         beep(3, 0.1)  # Let user know we're starting/stopping
+
+        # If we are about to start running, determine selected profile
+
+        if not RUNNING:
+            read_profile_switch()
+
+        # Reflect changed state and current time
+
         RUNNING = not RUNNING
         footsw_pressed.lastISR = time()
 
@@ -284,6 +295,36 @@
         sleep(10000)
 
 
+# Read the profile selection switch.
+# A pin pulled down means that profile has been selected.
+# If neither the film or paper pin is pulled down it means
+# we want realtime.
+
+def read_profile_switch():
+
+    global CURRENT_PROFILE, DIM_BY
+
+    if not wiringpi.digitalRead(PROFILE_SW_FILM):
+        CURRENT_PROFILE = FILM
+
+    elif not wiringpi.digitalRead(PROFILE_SW_PAPER):
+        CURRENT_PROFILE = PAPER
+
+    else:
+        CURRENT_PROFILE = REALTIME
+
+    # Dim displays in film mode
+
+    DIM_BY = 0
+    if CURRENT_PROFILE == FILM:
+        DIM_BY = 2
+
+
+
+    if DEBUG:
+        print("Selected Profile: %s" % CURRENT_PROFILE)
+
+
 # Update the display with elapsed time
 
 def show_elapsed(time_led, elapsed):
@@ -321,12 +362,12 @@
     wiringpi.pinMode(BEEPER, wiringpi.GPIO.PUD_DOWN)
     wiringpi.pinMode(FOOTSW, wiringpi.GPIO.INPUT)
     wiringpi.pinMode(FOOTSW, wiringpi.GPIO.PUD_UP)
+    wiringpi.pinMode(PROFILE_SW_FILM, wiringpi.GPIO.PUD_UP)
+    wiringpi.pinMode(PROFILE_SW_PAPER, wiringpi.GPIO.PUD_UP)
 
-    # Dim displays in film mode
+    # Get initial profile in case we need to dim
 
-    DIM_BY = 0
-    if CURRENT_PROFILE == FILM:
-        DIM_BY = 2
+    read_profile_switch()
 
     time_led = TM1637(TIME_CLK, TIME_DIO, DEFAULT_BRIGHTNESS - DIM_BY)
     temp_led = TM1637(TEMP_CLK, TEMP_DIO, DEFAULT_BRIGHTNESS - DIM_BY)