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: Samsung UN55H6300AF 55" Samsung LED 1080p Smart HDTV w/ Wi-Fi (Certified Refurbished)
Product description: Bask in the brightness and detailed contrast of Samsung LED TVs. With Samsung LED TVs you can experience vivid color with a brighter picture and a beautifully thin profile.Explore movies, shows, apps and social media on the intuitive and intelligent Samsung Smart TV. The Smart Hub interface organizes your entertainment and content into 5 panels. Effortlessly navigate through live TV, movies, streaming content, social networks, apps and more. Receive personalized TV and movie recommendations based on your own preferences and what's popular and trending.Lightning-fast Quad Core Processor enables you to switch between apps, stream content and multi-task faster. Seamlessly Connect to Your Existing Network with Built-in Wi-Fi. Browse the web on your Smart TV to find the latest content. View every detail of action packed movies and sports with Clear Motion Rate 240, an excellent level of motion clarity., Amazon Renewed is your trusted destination for pre-owned and refurbished products that are inspected and tested to work and look like new. A Renewed supplier who is Amazon-qualified and performance managed, performs a full diagnostic test, replaces any defective parts, and thoroughly cleans the product. The products will have minimal to no signs of wear, no visible cosmetic imperfections when held 12 inches away, and may arrive in a brown or white box with relevant accessories that may be generic., This product comes with a minimum 90-day supplier-backed warranty An Amazon qualified supplier will provide a replacement or refund within 90 days of your receipt if the product does not work as expected. The warranty is in addition to Amazon's standard return policy. Learn more, Shop for smartphones, computers, laptops, tablets, home and kitchen appliances, game consoles, office products, and more on Amazon Renewed .
Product feature: This refurbished product is tested and certified to look and work like new. The refurbishing process includes functionality testing, basic cleaning, inspection, and repackaging. The product ships with all relevant accessories, and may arrive in a generic box
Product brand: Samsung
Target attributes: Refresh Rate
Answer: attribute: refresh rate
value: None
source: None