controller for ps4 not connecting

About this item
*** We've engineered controller to provide all the features you've come to expect PC, mobile and PS4 controller> dual thumbstick, dual vibration, 6 axis motion sensor, 3.5mm stereo jack, speaker, multi touch pad, light bar, share button, ergonomic shape and a bit more
*** It has improved nearly every part of the PS4 controller. with an emphasis on comfort, ergonomics and features for faster and more accurate gameplay. You'll never look at your default Third party controller the same way again
*** Enjoy the immersive and great gaming experience that brings the adventures and action to life in the thumbs of your hands with this PS4 controller wireless.
*** Whether it’s precision, comfort, or personalized you're after wireless controller will help you get to the next level and dominate. When you`re looking to upgrade your performance, nothing beats having as your PS4 controller of choice

About this item
*** EXCELLENT COMPATIBILITY:- Wireless controller is fully compatible with PS4/Slim/Pro, also support to PC windows 7/8/8.5/10.
*** UPGRADED VERSION:- The controller adopts the latest program design to improve the analog sticks and buttons responsive which means greater precision during gameplay
*** MULTIFUNCTION:- With the latest 6 axis motion sensor and dual vibration technology the clickable multi-touch pad opens up new gameplay possibilities seamlessly capture and share content with the share button with 3.5mm stereo audio jack and speaker
*** LONG PLAYING TIME:- With 1000mAh large capacity battery, only charge 2.5hours for 10hours playing time, compatible with charging dock and also be charged with USB cable