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: Transcend Information Transcend JetFlash T3 Series 8GB Ultra-Slim Matallic Flash Drive (TS8GJFT3S) 8 GB Flash Drive TS8GJFT3S
Product description: The Jet Flash T3S ultra-slim USB flash drive is feathery light and credit card-thin. It's so small that you can attach it to things you have with you every day. With its rigid metallic case and special COB packaging technology, this shiny silver flash drive is the most charming and rugged storage device that is completely resistant to dust, shock and water.
Product feature: Refined zinc alloy body and stainless steel protection plate, COB (Chip on Board) manufacturing technique, Easy Plug and Play installation, USB powered. No external power or battery needed, Ultra slim with chic design bringing great design into everyday life, Refined zinc alloy body and stainless steel protection plate, COB (Chip on Board) manufacturing technique, Easy Plug and Play installation, USB powered. No external power or battery needed, Ultra slim with chic design bringing great design into everyday life, Offers a free download of Transcend Elite data management tools, Limited lifetime warranty
Product brand: Transcend
Target attributes: Capacity
Answer: attribute: capacity
value: 8 gb
source: product title
attribute: capacity
value: 8gb
source: product title