Hi I am using this product from one year and this is the best home ups also inverter for use my experience about it is my house in a village and in my village in aa day many time lights are cutting but this item is fully support in any weather conditions and timing .this product is very simple and safe to use for every family member . I am very tension free about light problem after buying this product so who have in trouble about light cutting or etc problem such as than this ups and inverter cum ups is very best for home.