Instruction: Using the product's title, description, features, price, and brand, identify and retrieve the values associated with a specified set of target attributes. Output the extracted values along with their respective sources (e.g., title or feature) indicating where each value was found.

Input:
Product title: Chefman All-In-One Blender with Bonus Food Chopper, Red
Product description: The Chefman All-In-One Blender features a unique two-blade system designed to combat even the toughest culinary challenges. Frozen fruit, vegetables and ice blend evenly in seconds. The All-In-One food and drink maker combines the best features of a traditional blender, powerful food processor and a food chopper in one machine.
Product feature: Unique two-tiered blade system creates perfectly chopped salads, salsas and dips, Chop onions without shedding a tear, Use short pulses for controlled chopping, Crush ice into snow in seconds to create frozen drinks and desserts, Bonus 2-cup food chopper included
Product brand: Chefman
Target attributes: Wattage
Answer: attribute: wattage
value: None
source: None