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: Red Toolbox T008F Screwdriver
Product description: Slotted screwdriver, red and gray plastic handle., The RTB0055 slotted flat-tip screwdriver features ergonomically designed comfort grip handles which have been downsized to fit a child's hands. Black oxide blade tip allows easy verification that tip is aligned properly. Convenient hanging hole in screwdriver handle
Product feature: Slotted flat-tip screwdriver, Black blade tip for extra visibility, Sturdy steel blade, Comfort grip handle minimizes user fatigue, Convenient hole in handle for hanging
Product brand: Red Toolbox
Target attributes: Power Type
Answer: attribute: power type
value: None
source: None