If I recall correctly, there was some discussion on this a month ago or so. I believe that's the 12v compressor model that DOES NOT HAVE an on-off switch--just a control to adjust the amount of cooling.
Some of the posters talked about adding an on-off switch.
At the top right of any page you will see a place to enter search terms. Enter Everchill and I am sure you can find the discussion.
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