we are into all types of solar systems we sell and also install and we repair , we deal with quality and good products and our installation come with 8 years warranty, get complete 3.5kva with two xtra last batteries for 1.5million naira and get 6.5kva for 3million naira come with 4 batteries, contact Tundians Solar Energy today for your home and office Solar and  can also power petrol station and gas station.