1TB 2.5" Laptop Hard Drive for Lenovo IdeaPad N580 N581 N585 N586 Interface: SATA, Capacity: 1000GB, RPM: 5400RPM, Cache: 8MB, Size: 2.5 Inchs, 3.0Gb/s Package Include: 1000GB 5400RPM Hard Disk Drive This Product Has 3 Years Warranty And 30 Days Money Back Guarantee