Instruction: Given the title, description, feature, price, and brand of a product and a set of target attributes, extract the value of each target attribute from the product information. Output the extracted value and the corresponding source (e.g., title or feature) denoting where the value is extracted.

Input:
Product title: Worx WG154 20-volt Li-Ion Cordless Grass Trimmer/Edger Fixed Shaft, 10-Inch, Battery and Charger Included
Product description: The WORX WG154 is a compact and light weight cordless trimmer that quickly converts from a trimmer to an edger and vise-versa in seconds. There is a one touch easy, no-tool conversion to go from one function to the other. The trimmer/edger runs on a 20V Lithium battery for longer run time and has a fixed front handle for comfort and control. The WG154 has an adjustable cutting width from 10-Inch to 12-Inch for extended run time and cutting path. The Folding spacer guard helps protect flowers and ornamental landscaping.
Product feature: Convert trimmer easily to an edger and vise-versa in seconds, Convert the cutting path for a wider cut or extended run time, Fixed ergonomic front handle for maximum control. Charging time: 5 hours, 100% automatic single line feed for best cutting performance, Rotating head for easy edger conversion
Product price: $49.93
Product brand: Worx
Target attributes: Shaft Design
Answer: attribute: shaft design
value: None
source: None