I have a hpg4 laptop,my wife drop it,that time the laptop not workking well,so i thank i need another one,so i go to ebay and costco try find one,my wife told me to buy goog one,but i use loptop just for watching movie and news,so i buy it,the loptop still working well,i and my wife very happy,because the laptop only cost about 300$,when i toid my wife the price,she do not believe it,so thank ebay.