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: Sunlite 03405-SU Q500T3/CL/CD2 500 Watt Halogen Double Ended T3 Bulb, 2 Pack
Product description: Sunlight halogen double ended T3 bulbs can last up to 1.3 years with normal household use of 3 hours a day and display a brighter, whiter light than incandescent bulbs. This 500 watt, RSC based, double ended T3 bulb offers a light output of 9000 lumens, a clear glass finish and has an average rated life of 1,500 hours. Great for portable lamps, ceiling fixtures, track lighting, showcase displays and most common residential and commercial lighting needs. Halogen bulbs produce more lumens per watt (LPW) and have a longer lamp life than standard incandescent lamps. You can lower operation costs by more than 30% by using fewer halogen lamps to produce a greater amount of light.
Product feature: 500 Watt, 120 Volt, 1,500 Hour Average Lamp Life, R7s Double Ended Base, Provides a bright, white halogen light, Q500T3/CL/CD2
Product price: $6.98
Product brand: Sunlite
Target attributes: Type
Answer: attribute: type
value: halogen
source: product feature
attribute: type
value: halogen
source: product title
attribute: type
value: halogen
source: product description