?Configurable 4 buttons of back?Configurable M1 - M4 buttons for assign complex in-game macros, mapping is simple and intuitive. Enjoy the full layout and feel of a console controller. ?Case friendly?The left side of the controller has a sunken design to reserve more space for your camera and phone case. Don't have to remove your phone case every time, the top and bottom is sturdy rubber so it doesn’t slide around. ?Bluetooth 5.0 & Ultra-long battery life?Built-in rechargeable battery which allows games to play games for about 25 hours under normal using and quickly recharges in just under 2 hours with the included Type-C Charging cable. Shuts off on its own when you leave it over 15 mins on for a while to save power. ?Upgraded Adjustable Joystick & Linear Trigger Button? You can choose and switch your favorite heights by rotating the joystick without having to any other tool. linear shoulder buttons can provide performance in multiple stages. In the game, you can accurately control the moving speed. ?Compatible with Cloud /Mobile / Emulators Gaming?PS Remote Play, Xbox Game Pass Ultimate, Steam Link, GeForce NOW; Apple Arcade and MFi games & hundreds of popular mobile games including Fortnite, Minecraft, Genshin Impact, Brawlhalla, Asphalt 9: Legends, Cyberpunk 2077, Destiny 2, Gear 5 and Halo Collection emulators, & many more.