... ; 250Ma , 3 V3,power ,length and width ,voltage accoring to customer Module TapeNO. ofcellRated power(w)Vm ( V )Im (A)Voc (V ... in construction . Building intergrated photovoltaic(BIPV) system also supplies power to the grid ,relieving the need for peak power .5 , Avoids ... absorbing solar energy reducing roof or wall temperature ,reducing the load fro air conditioning and improving indoor environment .