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: Extra Power Adapter for My Tot Clock (New & Improved Version) and My Sleep Clock
Product description: Extra Power Adapter for My Tot Clock and My Sleep Clock. My Tot Clock ships with a Power Adapter. This product would serve as a "replacement" Power Adapter. My Sleep Clock does NOT ship with a Power Adapter. Although My Sleep Clock can operate on batteries alone, this Power Adapter will help conserve batteries.
Product feature: Extra Power Adapter for My Tot Clock and My Sleep Clock., My Tot Clock ships with a Power Adapter. This product would serve as a "replacement" Power Adapter., My Sleep Clock does NOT ship with a Power Adapter. Although My Sleep Clock can operate on batteries alone, this Power Adapter will help conserve batteries., Input 120v ac 60hz, Output 6VDC 250mA
Product price: $9.95
Product brand: My Tot Clock
Target attributes: Wireless Charging Type
Answer: attribute: wireless charging type
value: None
source: None