TECGAMER Mobile Game Controller, Wireless Bluetooth Gamepad Joystick Multimedia Game Controller Compatible with Android Windows PC, Perfect for The Most Games-NO Supporting iOS 13.4 or Above
Brand: Lucky Eavon

The guideline of video is as follow:

IOS:

https://www.youtube.com/watch?v=4O_tnOL0R18&feature=share

Android:

https://youtu.be/j-50lDuYngA

🎮【High Compatibility】<b><b>This controller is compatible with Android/Windows PC/iPhone/iPad devices/TV. Besides, it is easy to connect. Whether indoors or outdoors, you can enjoy the games anytime, anywhere! No Platforms & Simulator & Emulator needed.
🎮【Long-Lasting Gaming】<b><b>With 400mAh lithium battery built-in, it can be used persistently for 10h or above after fully charged. It also comes with a telescopic stand which can support maximum of 6"~7” mobile phones, and the extension of phone holder ≤ 88mm
🎮【Wireless 4.0 Connection】<b><b>Wireless 4.0 transmission can support 8 meters wide range of control from the operation. More stable and Lower power consumption.
🎮【Support most games】Adopted the newest Key Mapping technology. You can start the game very quickly after match the operating buttons of gamepad and phone precisely through the app. The gamepad supports Action / Racing / Fighting / Shooting / Athletics games and more.
🎮【NOTICE】NO SUPPORTING IOS 13.4 and abover, please charg Please feel free to contact us when you’re facing setting issues for any supported game, we can provide operation video guide you can see the operation manual