Toshiba Satellite L455-S5980 TruBrite 15.6-Inch Black/Silver Laptop - 2 Hours 40 Minutes of Battery Life (Windows 7 Home Premium) 1.8GHz Intel Celeron T3000 Processor 2GB Memory 250GB Serial ATA Hard Drive, DVD SuperMulti Drive 15.6" Diagonal HD TruBrite Diagonal Display Windows 7 Home Premium 64-bit, *2 Hours 40 Minutes of Battery Life