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: Royal 29233U 22-Channel FRS Two-Way Radio Wristwatch
Product description: 2-way Watch Radio, 2 Pk - Royalset Of 2 Watch Radios 22 Selectable Channels Hands-free Headset 12-hour Am/pm Digital Watch Backlit Lcd Display Li-ion Rechargeable Battery Up To 18-hour Battery Life Compact and Easy To Use Great For Indoors and Outdoors royal 29233u 2-way Watch Radio, 2 Outdoor Products - Fixed Mount Radio Gmrs 2-way Radios
Product feature: Set Of 2 Watch Radios, 22 Selectable Channels, Hands-Free Headset, Set Of 2 Watch Radios, 22 Selectable Channels, Hands-Free Headset, 12-Hour Am/Pm Digital Watch, Backlit Lcd Display
Product brand: Royal
Target attributes: Use
Answer: attribute: use
value: None
source: None