The RAM Size 1 Gb The product dimensions are 10 x 7 x 0.9 cm The size of the hard disk is 2.5 inches ( Form Factor ) It has 5400 rpm HDD speed Its cache memory is 8MB Wattage power is 1 wattage Weighs about 281g Easily portable and weighs less. 1-years warranty from the date of purchase Data LifeGuard to monitor drive health and IntelliSleek to detect optimum speed to reduce power consumption Internal hard disks are primary storage of a computer or laptop that are inevitable for storing important and confidential data. Though there is new technology emerging standard such as cloud in the market, the exigency for internal hard disk has never dropped. The data transfer speed and inexhaustible storage for the OS are essential in laptops for various applications used by us. Brand WD SKU 100103395_NP-1020357381 Model other