Instruction: Given the title, description, feature, price, and brand of a product and a set of target attributes, extract the value of each target attribute from the product information. Output the extracted value and the corresponding source (e.g., title or feature) denoting where the value is extracted.

Input:
Product title: AC Adapter For Light Relief Infrared Pain Relief Device 90LR15LR01 LR150 LR100
Product description: UpBright NEW Global 9V AC / DC Adapter For Light Relief Infrared Pain Relief Device 90LR15LR01 LR150 LR100 9VDC Power Supply Cord Cable PS Wall Home Battery Charger Mains PSU
Product feature: World Wide Input Voltage 100-240VAC 50/60Hz. OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection). Tested Units. In Great Working Condition. UpBright 30 days money back guarantee. 1 full year service warranty., UpBright NEW Global 9V AC / DC Adapter For Light Relief Infrared Pain Relief Device 90LR15LR01 LR150 LR100 9VDC Power Supply Cord Cable PS Wall Home Battery Charger Mains PSU
Product price: $7.05
Product brand: LGM
Target attributes: Maximum Output
Answer: attribute: maximum output
value: 9v
source: product description
attribute: maximum output
value: 9v
source: product feature
attribute: maximum output
value: 9vdc
source: product description