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: Flip Ultra Series Camcorder, 60-Minutes (White)
Product description: The Flip Video Ultra Series Camcorder is a revolutionary new way to shoot and share videos. Its portable, simple-to-use design makes it incredibly easy to create high quality home movies. The camcorder's built-in software provides a convenient, seamless way to save and share memories: email videos, make custom movies, capture still photos from video clips, and upload videos directly to popular video-sharing sites, including AOL Video and YouTube. Flip Video Ultra is the ideal, affordable choice for capturing everyday moments that happen anywhere, and sharing them with family and friends everywhere. This next-generation version of the original Flip Video line features a new sleeker design, premium no-glare LCD screen, and improved video and audio quality. Flip Video Ultra comes with a TV connector cable, wrist strap, soft carrying case, two AA batteries, and a quick start guide. Specs: Flip Video Ultra incorporates 2GB of built-in flash memory which holds up to 60 minutes of 30-frame per second full VGA-quality MPEG-4 video. Compatible with Windows XP SP2 and Vista; Macintosh OS X 10.3.9 or later. Computer connection via integrated USB Port., It’s the power of video in your pocket. Capture the everyday moments that happen anywhere, and share them with family and friends everywhere. That’s idea behind the new Flip Video Ultra Series. It’s portable, simple to use and amazingly affordable. Shoot anything. Share everything.
Product feature: Simple to use, pocket-sized camcorder with one-touch recording and digital zoom, Holds 60 minutes of full VGA-quality video on 2GB of built-in memory; no tapes or additional memory cards required, Convenient USB arm plugs directly into your computer for easy viewing and sharing, Built-in software lets you easily e-mail videos, upload to YouTube and AOL, and capture still photos from video, Watch videos instantly on TV with included cable
Product brand: Flip Video
Target attributes: Optical Zoom
Answer: attribute: optical zoom
value: None
source: None