I had bought this Lenovo laptop in Amazonian and I am using this laptop from past few months ago its operating system is easy to operate the battery back up is good it as 8gb ram, hard drive is 2tb, it as 2000mb, graphic card ram the operating system is windows 10 home, processor brand is Intel, processor type is core i3-50005u, processor speed is to ghz Lenovo as many service service center all over in India the Lenovo customer support executive will resolve the queries regarding the product and try to satisfy the customers.