Instruction: Extract the value of the target attribute from the given product information and output it along with the corresponding source.

Input:
Product title: Micro RC Racer Pen
Product description: Stylus Micro RC Racer Pen #08511 Black Color Racer (Infra-Red Remote Controlled Micro Car with Integrated Controller with Ballpoint Pen) Manufacturer: Stylus
Product feature: Infra-red remote controlled micro car, Integrated controller with ballpoint pen, Batteries included, On-board car storage
Product brand: RC Racer
Target attributes: Power Type
Answer: attribute: power type
value: None
source: None