1TB 2.5" Hard Drive for Acer Aspire 7741G 7741Z 7741ZG 7745 7745G 7745Z 7750 7750G Laptops 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 14 Days Money Back Guarantee