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: Addition Bingo Game
Product description: Kids can't get enough of this TREND original! A favorite of children, parents, and teachers since 1969, TREND Bingo turns skill practice into a game. Kids have so much fun, they don't even realize how much they're learning. The game's unique 6-way format adapts to many skill levels, keeping play exciting for everyone. Perfect for small groups, the entire class, learners with disabilities, and anyone learning English.
Product feature: Addition bingo game for adding sums up to 20, Unique, six-way format adapts to a variety of skill levels, and is a fun learning supplement for small groups or the entire class, Set includes 36 bingo playing cards, Also includes over 200 chips, caller's mat and cards, and a sturdy storage box, Ideal for teaching: 1st Grade to 3rd Grade (Ages 6 to 9)
Product price: $9.19
Product brand: Trend Enterprises Inc
Target attributes: Battery Type
Answer: attribute: battery type
value: None
source: None