The instructions for use are very simple and the resulting download can be opened in ArcGIS
How to select a desired area;
Step 1 : Define the area of interest by specifying location name, selecting 
or 
, click and drag a rectangle 
or polygon 
, or input coordinates by selecting 
.
or , click and drag a rectangle or polygon , or input coordinates by selecting .Step 2 : Click Log In and sign on using your WIST/ECHO account.
Step 3 : Click 
, specify data name, projection, format and other output setting, then submit the request.
, specify data name, projection, format and other output setting, then submit the request.Step 4 : Preview and download 
the output data.
the output data.
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