grid tie inverter, solar system, lead acid rechangable storagebattery.nanjing yi zhong da solar and wind power co.ltd.Poly or mono solar panel under ISO9001:2008 and ISO 14001:2004,VEDOR CE certificate is available.728pcs be packed in 1X40'HQ,size of the solar panel :1638*982*40cmeach weight 16.5-18KGS,26pcs, in one pallet with thin film.