With 1 TB of storage, this is a good hard drive if you need a larger storage unit. The form factor is 2.5" which apart from this model is commonly used in SSD drives.
From Quzo
Seagate One Touch external hard drive 1 TB Red
BuyKingston
Seagate One Touch external hard drive 1000 GB Red
Clove Technology
Seagate One Touch - External hard drive in Red - 1 TB