Instruction: First, identify the target attributes from the provided list. Then, scan the product title, description, feature, and brand to extract the values associated with each target attribute. Finally, create a list of dictionaries, each containing the extracted attribute, its corresponding value, and the source where it was found.

Input:
Product title: LaCie Starck 500 GB USB 3.0 Portable External Hard Drive 301975
Product description: The LaCie Starck Mobile USB 3.0 is the result of a collaboration between LaCie and world-famous designer Philippe Starck. It's both practical and beautifully designed, down to every last detail. It's one of our most popular mobile drives, and now, it's been re-mastered with the new SuperSpeed USB 3.0 interface. USB 3.0 allows you to transfer your files faster than ever before, no matter how large they are, since it's 10 times faster than USB 2.0*. The LaCie Starck's portable form factor and high capacity lets you take all your files with you, no matter where you go. Since it's backward compatible with USB 2.0, you will never have to worry about connectivity. Its sturdy 2mm of aluminum casing keeps the LaCie Starck Mobile USB 3.0 from overheating, and helps it to be tough and resistant, enhancing its overall dependability. The polished aluminum exterior is stylish and sturdy, making the LaCie Starck both completely chic and completely mobile. The LaCie Starck Mobile USB 3.0 comes with LaCie Setup Assistant software to easily install your drive on PC and Mac. It also includes LaCie Backup Assistant, which helps make automatic backup a snap. In addition, you get 10GB of Wuala Online Storage included for one year to securely store, share and sync your data online. Box contents: LaCie Starck Mobile USB 3.0, USB 3.0 cable (USB 2.0 compatible), USB power sharing cable, Quick install guide.
Product feature: SuperSpeed USB 3.0 interface 10 times faster than USB 2.0; USB 2.0 backward compatible, 2mm aluminum casing keeps drive from overheating and helps it to be tough and resistant, Ships with LaCie Setup Assistant software to easily install your drive on PC and Mac, Ships with LaCie Backup Assistant to make automatic backup a snap, 1 year of 10 GB Wuala Online Storage included for one year to securely store, chare and sync your data online
Product brand: LaCie
Target attributes: Form Factor
Answer: attribute: form factor
value: None
source: None