diff --git a/ilt1000.py b/ilt1000.py
index f6815e1..63a56ff 100755
--- a/ilt1000.py
+++ b/ilt1000.py
@@ -170,6 +170,10 @@ class ILT1000(object):
     ret = self._SendCommand('set100perc')
     return float(ret)
 
+  def GetIrradiance(self):
+    ret = self._SendCommand('getirradiance')
+    return float(ret) / 1000
+
   def GetDarkMode(self):
     return int(self._SendCommand('getdarkmode'))
 
@@ -196,10 +200,6 @@ class ILT1000(object):
     ret = self._SendCommand('getfactorydark')
     return [float(x) / 1000000 for x in ret.split()]
 
-  def GetIrradiance(self):
-    ret = self._SendCommand('getirradiance')
-    return float(ret) / 1000
-
   def GetClockFrequencyHz(self):
     ret = self._SendCommand('getclockfreq')
     return float(ret) / 100