diff --git a/blinkpy/helpers/constants.py b/blinkpy/helpers/constants.py
index 9acc021..cc907bd 100644
--- a/blinkpy/helpers/constants.py
+++ b/blinkpy/helpers/constants.py
@@ -60,3 +60,7 @@ ONLINE = {'online': True, 'offline': False}
 OTHER
 '''
 TIMESTAMP_FORMAT = '%Y-%m-%dT%H:%M:%S%Z'
+
+DEFAULT_MOTION_INTERVAL = 0
+DEFAULT_REFRESH = 30
+MIN_THROTTLE_TIME = 2