diff --git a/python/slsdet/detector.py b/python/slsdet/detector.py
index 3998b23a9..605226432 100755
--- a/python/slsdet/detector.py
+++ b/python/slsdet/detector.py
@@ -8,7 +8,7 @@ dacIndex = slsDetectorDefs.dacIndex
 detectorType = slsDetectorDefs.detectorType
 
 from .utils import element_if_equal, all_equal, get_set_bits, list_to_bitmask
-from .utils import Geometry, to_geo, element, reduce_time
+from .utils import Geometry, to_geo, element, reduce_time, is_iterable
 from .registers import Register, Adc_register
 import datetime as dt
 
@@ -184,6 +184,26 @@ class Detector(CppDetectorApi):
         else:
             self.setExptime(dt.timedelta(seconds=t))
 
+    @property
+    def gatedelay(self):
+        return reduce_time(self.getGateDelayForAllGates())
+
+    @gatedelay.setter
+    def gatedelay(self, value):
+        if is_iterable(value):
+            if len(value) == 3:
+                for i,v in enumerate(value):
+                    if isinstance(v, dt.timedelta):
+                        self.setGateDelay(i, v)
+                    else:
+                        self.setGateDelay(i, dt.timedelta(seconds = v))
+        else:
+            if isinstance(value, dt.timedelta):
+                self.setGateDelay(-1, value)
+            else:
+                self.setGateDelay(-1, dt.timedelta(seconds=value))
+            
+
     @property
     def subexptime(self):
         res = self.getSubExptime()
diff --git a/python/slsdet/utils.py b/python/slsdet/utils.py
index 65d54145e..e21a956f9 100755
--- a/python/slsdet/utils.py
+++ b/python/slsdet/utils.py
@@ -11,7 +11,7 @@ import datetime as dt
 
 Geometry = namedtuple('Geometry', ['x', 'y'])
 
-def iterable(item):
+def is_iterable(item):
     try: 
         iter(item)
     except TypeError:
@@ -48,7 +48,7 @@ def all_equal(mylist):
 
 def element_if_equal(mylist):
     """If all elements are equal return only one element"""
-    if not iterable(mylist):
+    if not is_iterable(mylist):
         return mylist
         
     if all_equal(mylist):
@@ -63,6 +63,8 @@ def reduce_time(mylist):
     res = element_if_equal(element_if_equal(mylist))
     if isinstance(res, dt.timedelta):
         return res.total_seconds()
+    elif isinstance(res[0], list):
+        return [[item.total_seconds() for item in subl] for subl in res]
     else:
         return [r.total_seconds() for r in res]