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<div class=Section1>

<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>We have sold an off grid system
delivering 24 volts DC. The application is “mission important”. We have built
in a LVD and alarm, but the client wants an "early warning" system
based on sending text message to a cell phone number. So we need to program a
LCD around 20% residual capacity (easier part) and a cell phone interface. I
know the PPA community has a solution: high-end comm link and big bucks. Is
there something simple and cheap that we can implement?</span></font></p>

<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'> </span></font></p>

<p class=MsoNormal style='text-autospace:none'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>- Peter</span></font></p>

<div>

<p><font size=2 color=navy face=Arial><span style='font-size:10.0pt;font-family:
Arial;color:navy'>Peter T. Parrish, President<br>
California Solar Engineering, Inc.<br>
820 Cynthia Ave., Los Angeles, CA 90065<br>
Ph 323-258-8883, Mobile 323-839-6108, Fax 323-258-8885<br>
CA Lic. 854779, NABCEP Cert. 031806-26<br>
peter.parrish@calsolareng.com</span></font><font size=2 color=blue face=Arial><span
style='font-size:10.0pt;font-family:Arial;color:blue'> </span></font></p>

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