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: Dyconn Clouded Sulphur (WA300S) Articulating Extended Arm Wall Mount, Supports 12 Inch to 24 Inch Monitor, Panel, Display, TV, LCD, LED
Product description: The Clouded Sulphur (WA300S) Wall Mount provides smooth pivot, swivel and tilt adjustments to positioning your display for greater viewing and productivity. It's perfect to use in home and office. It folds in close to the wall for a slim profile appearance. The universal mounting pattern fits virtually any 12-Inch to 24-Inch flat panel display and weighing up to 19.8lbs. Easily attach and remove displays from the wall plate. Supports VESA 75x75mm and 100x100mm standards.
Product feature: Supports 12-Inch to 24-Inch Monitor, VESA 75x75 & 100x100 Mounting Hole Patterns, Built-in Cable Management, Swivel - Max +/- 90 degrees, Tilt - Max +/- 40 degrees, Pivot - 180 degrees
Product brand: Dyconn
Target attributes: Maximum Load
Answer: attribute: maximum load
value: None
source: None