Lenovo b41-80 notebook is the stylish laptop in anyother laptop because lenovo laptop keyboard, mouse, monitor and graphics is good to other laptop. but the battery backup of lenovo laptop is not good because I have purchase lenovo laptop model no.-B41-80. I am using lenovo laptop since 6months. only one times is hang my laptop. but, my lenovo laptop model no.-B41-80 is fast working properly. because I love lenovo laptop.