Hi frinds we all know the role of Memory to store important & confidential data. the best thing to keep over data safe is external Hard disk. by using thing External hard disk we can keep our data safe. the best thing about Lenovo 1 TB Hard disk is the data size 1 TB= 1016GB. where we store a vaste of data. every body use to take backup files on CD or DVD. for days it is safe. after some days the life of the DVD / CD will laps then the data also lost. and another advantage is easy to carry any where. the diemesion of EXternal hard is slim we can carry it any where and use according to our requirement. my suggession is keeping the digitalized data is the best solution to keep our important file safe from other in a hard disk. as we all know lenovo is leading electonical manfacture in the market. they are providing good quality in their products. 1 year manufatre warranty on their products. good coverage of service centers. easy repalcements on compalints.