I am using Acer Aspire laptop and this working condition is very excellent and the battery backup very very good, it give us very long time I am so satisfied with this. we can perform the RAM speed as offline in the online really this is the very well performing laptop today everyone this is really the product value of money so if anyone going to buy a laptop, choosing this laptop is the best and good option for them the service from the company is very good we like it and the applicatio and the applications will run nonstop this is entertain for childrens also why because you can experience the gaming the stylish body is very well looks stylish.