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

Input:
Product title: Fisher Price Kid Tough Digital Camera with Case - Blue
Product description: Fisher Price Kid Tough Digital Camera, Boy Version - Blue, 2007 Toy of the Year
Product feature: Kid Tough Digital Camera, Boy Version - Blue, 2007 Toy of the Year, New Version Comes with Case in Pack, Fisher Price
Product price: $349.99
Product brand: Fisher-Price
Target attributes: Optical Zoom
Answer: attribute: optical zoom
value: None
source: None