SunFounder Joystick PS2 Module for Arduino and Raspberry Pi A Joystick PS2 module with two lines of analog output (X, Y) and one of digital output (Z). Works with Arduino With power light and indicator of digital signal output Working voltage: DC 5V PCB size: 2.5 x 3.8 cm. For more info, please refer to http://wiki.sunfounder.cc/index.php?title=Joystick_PS2_Module