1.Package contents: you will receive 3 mobile game joysticks,3 car navigation touch screen button and 4 finger sleeves as well as 1 transparent storage box & 1pcs Dust-absorber,enough quantity to meet your daily needs. 2.Mobile joystick: Type A suction cup,using the principle of electrostatic induction. You just need to put the joystick directly above the skill button, then touch the metal part to trigger the skill. It is suitable for games on IOS and Android, such as PUBG, League of Legends,etc. 3.Car Navigation Touch Screens Button: Type B nano tape,electrostatic induction,arbitrary placement,driving is r. The bottom is 3M adhesive nano tape, you just need to tear off it, and put the button directly above the virtual buttons to use, which will cling to the car screen and not fall down. 4.Quality finger sleeves: these finger sleeves are made of silver fiber material, which have better breathability and sweat absorption ability; The finger sleeve makes it more sensitive to the phone screen and comfortable to wear, helping improve the gaming experience.