Game controller triggers:compatible with most smartphones on the market, you can even install it without removing the case,game triggers Mobile game controllers:just press the button with your index finger, you can rotate, aim and shoot, which improves the success rate of the game,gaming controllers Mobile triggers:upgraded chip to provide a stable link, and the game process does not freeze; the buttons are comfortable and ergonomically designed,mobile phone gaming controllers Mobile game triggers:upgraded chips offer a smoother gaming process, reduce the friction on the screen, and slide to ensure every touch is ,game controllers Gaming triggers:this game mobile trigger offers stable links and higher durability and faster response,mobile gaming controller ASIN B0F1Z4XLPT Color Assorted Colorx4pcs Brand Name MOLUCKFU Item Weight 4.16 ounces Manufacturer MOLUCKFU Model Number C4010Q21JZM9W Item Dimensions 1.77 x 1.26 x 4.25 inches Package Quantity 1 Manufacturer Part Number C4010Q21JZM9W