Lenovo Think pad T420 laptop is the best one laptop that I have ever used, it is the best helper for school students because it’s speed is very good and we can access to internet easily. It is very helpful to make projects and presentation and it is very comfortable to carry also it is very fast and good looking laptop it very impressive for best friend I think this laptop is helper it is very powerful laptop its ram and HDD display is very good and attractive laptop and it is very good for us