10-04-2017, 07:52 PM
hi friend you can refer these pages to get the details on prepaid electricity billing system using GSM technique
http://seminarsprojects.net/Thread-prepa...-technique
http://seminarsprojects.net/Thread-prepa...gsm-mobile
http://seminarsprojects.in/attachment.php?aid=6740
http://seminarsprojects.net/Thread-prepa...ect?page=2