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: uxcell Guitar Musical Cases Cabinet Drawbolt Closure Latch Bronze Tone 4PCS
Product description: The latch assures a positive hold and will not slip open. Ideal for using on toolbox,jewelry box,necklace box ,or other cases.
Product feature: Weight: 43g; Package Content: 4 x Case Latch, Product Name: Case Latch; Material: Metal, Dimension: Overall: 25 x 20 x 6mm/ 1" x 0.8" x 0.2"(L*W*T); Main Color: Bronze Tone, Mount Hole Dia: 2.5mm/ 0.1"; Hole Quantity: 4, Hole Center Distance: 10 x 16mm/ 0.4" x 0.6"(L*W)
Product price: $8.39
Product brand: uxcell
Target attributes: Power Type
Answer: attribute: power type
value: None
source: None