Welcome,Please read the following instructions 
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<br />Features:
<br />100% Brand new and high quality!
<br />The shield sits on top of your Arduino and turns it into a simple controller.
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<br />Specifications:
<br />nRF24L01 RF interface
<br />Nokia 5110 LCD interface
<br />bluetooth interface
<br />I2C interface
<br />one PS2 toystick
<br />working voltage: 3.3V or 5V eg. STM32
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<br />Package includes:
<br />1 x Gamepads Joystick Shield
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<br />Have a nice day.