diff --git a/source/_components/sensor.fedex.markdown b/source/_components/sensor.fedex.markdown
index d10d07ffb48..9dda515ebab 100644
--- a/source/_components/sensor.fedex.markdown
+++ b/source/_components/sensor.fedex.markdown
@@ -12,7 +12,7 @@ ha_category: Sensor
 ha_release: 0.39
 ---
 
-The `fedex` platform allows one to track deliveries by [FedEx](http://www.fedex.com/). To use this sensor, you need a FedEx account.
+The `fedex` platform allows one to track deliveries by [FedEx](http://www.fedex.com/). To use this sensor, you need a [FedEx Delivery Manager](https://www.fedex.com/us/delivery/) account.
 
 To enable this sensor, add the following lines to your `configuration.yaml`:
 
@@ -24,8 +24,24 @@ sensor:
     password: YOUR_PASSWORD
 ```
 
-Configuration options for the USPS Sensor:
+Configuration options for the FedEx Sensor:
 
-- **username** (*Required*): The username to access the FedEx service.
+- **username** (*Required*): The username to access the FedEx Delivery Manager service.
 - **password** (*Required*): The password for the given username.
+- **name** (*Optional*): Name the sensor.
+- **update_inverval** (*Optional*): Minimum time interval between updates. Default is 1 hour. Supported formats:
+  - `update_interval: 'HH:MM:SS'`
+  - `update_interval: 'HH:MM'`
+  - Time period dictionary, e.g.:
+    <pre>update_interval:
+        # At least one of these must be specified:
+        days: 0
+        hours: 0
+        minutes: 3
+        seconds: 30
+        milliseconds: 0
+    </pre>
 
+<p class='note warning'>
+The FedEx sensor logs into the FedEx Delivery Manager website to scrape package data. It does not use an API. Use at your own risk.
+</p>