07-01-2013, 01:13 PM
hi friend you can refer these pages to get the details on prepaid electricity billing system using GSM technique
http://studentbank.in/report-prepaid-ele...-technique
http://studentbank.in/report-prepaid-ene...gsm-mobile
http://seminarsprojects.in/attachment.php?aid=6740
http://studentbank.in/report-prepaid-ele...ect?page=2