Finger Sleeves & Charging Cable Included:One pair of gaming finger sleeves are included to help reduce slippage while keeping your hands cool and comfortable. Compatible with all touchscreen devices and ideal for enhancing touch sensitivity. Outstanding Compatibility:Compatible with all phones within 4.7-6.5 inches(phone controller for iOS and Android), and suitable for most of the mobile FPS games including Fortnite, PUBG, Call of Duty, Rules of Survival, Knives Out, Cross Fire and other games that require agility and skills. Ergonomic Comfort:Improve your performance with the mobile triggers designed in a compact ergonomic form that delivers comfortable handheld gaming. Charging and earphone ports are installed for easy charge and play. Built-in Cooling Fan:phone gaming controllers are equipped with built-in silent cooling fans that keep the temperature low even at peak performance, giving you the incomparable advantage during long gaming sessions and elongating the battery life. One Step Ahead:Four mobile triggers deliver perfect precision and industry-leading low latency, which enables six-finger operation and enhances your mobile gaming experiences. Help you always move one step ahead of your opponents.