Hello,I?m Jocelyn from Zhejiang Legine New Energy Co.,Ltd.(china)?We are a manufacturer specilizing in producing crystalline silicon solar cell and solar module. We can produce all kinds of solar cells and solar modules,solar power system and solar light according to your requiry.There are the main specification modules of legine in the attach,pls refer to it. If you can give us more detail,our price will be more exactly.For,the best price is always based on exact power, efficiency, quality and the quantity which you will order .Any question, pls feel free to let me know. Thank you very much!Look forward to your soon reply! My best wishes !