Toshiba Satellite L505-S5997 TruBrite 15.6-Inch Black Laptop - 2 Hours 25 Minutes of Battery Life (Windows 7 Home Premium) 2.2GHz Intel Core 2 Duo T6600 Processor 4GB Memory 320GB Serial ATA Hard Drive, DVD SuperMulti Drive 15.6" High-def Display Windows 7 Home Premium 64-bit, *2 Hours 25 Minutes of Battery Life