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

Input:
Product title: 4-Port USB Portable Travel A/C Power Adapter Wall Charger US Plug for Apple iPhone 3G 3GS 4 4S 5 5S 5C, iPod, iPad, Android, Samsung Galaxy S2 S3 S4, Note 2 3
Product feature: Compact 4-port USB AC Wall Charger, Power and charge up to 4 of your USB powered devices with the proper USB cable (not included), Perfect for your iPod or Cell Phone, just attach the proper cable, plug it in and charge your device, Provides standard USB 5V at up to 2.1A (max), Input: 100 - 240V AC 50 / 60Hz, 300mA
Product brand: W Enterprise
Target attributes: Type
Answer: attribute: type
value: wall charger
source: product title
attribute: type
value: wall charger
source: product feature