ACER Aspire E1-531(NX.M12SI.036) Laptop Comes With 15.6 Inches Screen and HD TFT LCD Display with LED Backlit With 1366 x 768 Pixels Resolution, ACER Aspire E1-531 Laptop Powerd by Windows 8 (64-bit) Operating system, Intel Celeron Dual Core 1005M 1.9 Ghz Dual core processer, 2 GB DDR3 Included and expandable 8 GB RAM, 500 GB HDD SATA Hard Drive, Intel HD Graphics, 3 x USB 2.0, 6 Cell Battery and 65 W AC Adpter Upto 4 hours Battery Life.