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: DigitalMate DMGPS1 Selfie Stick with GoPro Adapter Extends to 42.5" (Black)
Product description: The Digitalmate (DMGPS1), selfie stick for GoPro cameras extends from 8.5"-42.5". It comes with a standard GoPro adapter mount and a standard tripod mount. It features a non-slip soft handle. It has an adjustable head to aim at any angle. It's compact and lightweight and includes a wrist strap. It weighs a mere 4.4 ounces and can hold up to 17 ounces.
Product feature: For GoPro Cameras, Extends from 8.5"-42.5", GoPro mount and standard tripod mounts
Product price: $12.99
Product brand: DigitalMate
Target attributes: Load Capacity
Answer: attribute: load capacity
value: None
source: None