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

Input:
Product title: Logitech M310 Wireless Mouse Pink Boulder
Product description: With its contoured design and tiny nano-receiver, the Logitech Wireless Mouse M310 is the easy-to-use, full-size mouse that feels just right. It's part of The Fantasy Collection from Logitech. Fanciful patterns, dreamy colors: the style of imagination.
Product feature: Full-size wireless mouse in a variety of dreamy new colors and fanciful patterns, Contoured shape with soft rubber grips feels good in either hand, Plug-and-forget tiny nano-receiver stays in your USB port so your mouse is always ready to use, 2.4 GHz wireless connection to your Windows PC or Mac, Delivers up to 12 months of power without battery changes
Product brand: Logitech
Target attributes: Sensitivity
Answer: attribute: sensitivity
value: None
source: None