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: KHOI1971 WALL CHARGER ADAPTER CABLE CORD for BLACK YELLOW-GREY-TRIM STANLEY FATMAX 700 PEAK 350-Amp J7CSR Jump Starter Car Battery Jumper Built-In Air Compressor
Product description: HOME WALL HOUSE charger AC adapter power adapter cable cord
Product feature: SUPER FAST SHIPPING ++ITEMS ARE 100% FULLY TEST 100% FULL MONEY BACK GUARANTEE, Smart Fuse protection from sudden power surge, KHOI1971 12 MONTHS WARRANTY EXCHANGE, FOR BLACK YELLOW-GREY-TRIM STANLEY FATMAX 700 PEAK 350-Amp J7CSR Jump Starter Car Battery Jumper Built-In Air Compressor
Product price: $11.98
Product brand: KHOI1971
Target attributes: Maximum Output
Answer: attribute: maximum output
value: None
source: None