diff --git a/app.py b/app.py
index 8a92129..d054688 100644
--- a/app.py
+++ b/app.py
@@ -191,10 +191,10 @@ def camera_detail(esn=None, days=DAYS_OF_HISTORY):
     camera = een.get_camera_by_id(esn)
     now = een.time_now()
 
-    # because of API limitation, can only query 6 hours max
-    for i in tqdm(range(0, days * 4)):
-        camera.get_list_of_events(end_timestamp=een.time_before(ts=now, hours=6*i), \
-                                start_timestamp=een.time_before(ts=now, hours=6*(i+1)))
+    # because of API limitation, can only query 24 hours max
+    for i in tqdm(range(0, days)):
+        camera.get_list_of_events(end_timestamp=een.time_before(ts=now, hours=24*i), \
+                                start_timestamp=een.time_before(ts=now, hours=24*(i+1)))
 
     values = {
         "current_user": een.current_user,