Quick mode switch at the back, no need for combination buttons to power one. Extra 2 pro-level back buttons which can be easily remapped or profiled via Ultimate Software. A dedicated profile button with corresponding indicator lights. Up to 3 sets of profiles can be saved in the controller. Optimized grips to be more comfortable. It gives you elite control over every piece of your controller: customize button mapping, adjust stick & trigger sensitivity, vibration control and create macros with any button combination. Creat controller profiles and switch between them at any time. A quick mapping button for buttons you would like to swap. With Ultimate APP on mobile, you can customize your controller in gameplay. 20 hours rechargeable battery pack.