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: WESDAR Foldable Extendable Wireless Bluetooth Selfie Stick with Built-in Remote Shutter for iPhone Samsung Sony and Other Smart Phones, Bk-3188-A
Product description: Features: The best part is great handy device for taking photos anywhere without asking another person, you may take group photos with all of your friends-no one really has to miss the shot because he had to be the one to take the photo. You could all be in it with these Mobile Selfie accessories Built-in Bluetooth remote control for easy to take continuous shooting and capture any moment Simple to Use: Just turn it on, pair it with smart phone via Bluetooth and then snap Superior Selfies: Easy lock design, angle adjustable. Length range: 7.87-31.50 inches adjustable; unique ball head allows you to adjust the angle of your Smartphone with 270 degreen for the perfect shot. Convenient to carry: Extremely lightweight Specifications Weight: 4.9 OZ Maximum Load: 17.6 OZ (500 g) Compatible with: Most of Smartphone Monopod Length of Extension: 7.87-31.5in Phone clamp width: 7-10 cm Accessory: Charging Cable How to pair the stick with your phone Turn on the Bluetooth of your Cell Phone, and then switch the button ON of the monopod. Using your Phone to search for the Bluetooth named "Z07-5", and then pairing the phone and pad. Now turn on the camera of your Phone, press the control button on the handlebar and have fun.
Product feature: With built-in bluetooth remote control and great rechargeable battery, 270 degree adjustable head, Silicone anti-slip handle, lightweight and compact, can extends up to 31.5 inches, retracts 7.87 inches., Simple to use, turn on the selfie stick and pair it with your phone via Bluetooth to take photos with the accessible handle button, Perfectly fit for all phones width between 7 to 10cm
Product brand: WESDAR
Target attributes: Style
Answer: attribute: style
value: selfie stick
source: product feature
attribute: style
value: selfie stick
source: product title