Instruction: Parse the product information to locate the target attribute, and then provide the extracted value of the target attribute and its source in the output, specifying None if the attribute is not present.

Input:
Product title: UWATER G5 Waterproof Action MP3/FM Player (Grey and Yellow)
Product description: World's Smallest 100% Waterproof Action MP3/FM Player
Product feature: Memory: 4GB (1000-1200 Songs/10 Audio Books), Digital FM radio (88-108 MHz), Includes 100% Waterproof Earphones, Play Time: Continuous 6-8 HRS, Easy downloading from your iTunes library
Product brand: UWATER
Target attributes: Weight
Answer: attribute: weight
value: None
source: None