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

Input:
Product title: uxcell 2-Vanes CW/CCW RC Aircraft Propeller w Adapter Rings
Product description: 2-Vanes CW/CCW RC Aircraft Propeller w Adapter Rings
Product feature: Country of Manufacture: CHINA, Material: Plastic, Net Weight: 5g, Package Content: /, Variation Theme: Size-Color
Product price: $4.59 - $17.32
Product brand: uxcell
Target attributes: Battery Type
Answer: attribute: battery type
value: None
source: None