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: For Nokia Lumia 822 (Verizon) - Clear Screen Protector
Product description: High quality transparent clear screen guard. Reduces glare, finger print free, and dust repelling. Installation is very simple and does not produce bubbles. Film does not leave adhesive residue when taken off. Custom design for the phone, with precise cuts. Screen protector film does not interfere with touch screen usability and protects the LCD. Includes: Micro-fiber cleaning cloth for pre- and post-installation use. Instructions: Clean off the dust and dirt on your screen using the soft cloth. Peel off the sticker, which is attached on the back skin. Align the film with the screen and place it in position. Giving pressure slightly on the screen by applying it against the longer side of the screen first. Use a plastic blade to remove air bubbles.
Product brand: Balagi
Target attributes: Device Type
Answer: attribute: device type
value: phone
source: product description
attribute: device type
value: nokia
source: product title