You will probably think I'm crazy but I use this at home and while camping: http://www.integrativeinc.com/Products/Products-by-Health-Concern/Neurological-Stress-and-Sleep/Neurological/70662-Lavela-WS-1265.aspx You can buy it on Amazon. Give it a try. Dan -- Sent from my Android phone with K-9 Mail. Please excuse my brevity.