Hi frnds I share my felling about my lenovo g580 laptop.i searched for so many laptop during in my btech day but I not satisfield with any laptop one day when I surfing through internet suddenly I found lenovo g580 laptop with more features and with resonable cost the freatures are long batterylife, rough usage, think keypad, haveing different colours, usb 3.0 for fast copying of data, inbuilt graphic card, good screen resolution, ram 4gb, i3 processor.thanks to lenovo for launching woundreful product.