※Back Trigger--Easier to hold your cell phone with a more confortable hand position. And it will be more easier to pull the trigger with you find your enemy. | ※Almost Invisible: Less blocking your screen vision,increace your game experience. URUTOREO back triggers take up hardly any space at the top of the screen. They have a very satisfying click when you pull the triggers as well. | ※Easy to install: URUTOREO pubg mobile controller work with your bumper case on your phone but if you can remove the case will have much better experience when using it. | ※New Generation Mobile Game Joystick: Winner winner chicken dinner! This pair of fire buttons will help you improve the gaming experience. High Sensitive! No Power supply and driver needed, easy to use and high precision, increase your game score. | ※Supported Devices：Designed for games on iPhone and android, PUBG, Knives Out, Rules of Survival, Survivor Royale, Critical Ops.How to Use: Before playing game, customize your shoot and aim buttons under the touch pad of the cell phone game controller.