We are a huge telecommunication company in Iran. We are a manufacturer of payphones, GSM fixed terminals and pcms holding 89% of the market share in hand. We are interested to use the solar power for are wireless payphones. Hence, we need as many solar cells to cover 12v "for each payphone". Also, this power will be used for lighting of the phone booths. So please let us know if you can support us and don't hesitate to ask for any more info. For more info about our company, please check our website