Keyestudio PS2 joystick module. Lots of robot projects need a joystick. This module provides an affordable solution. By simply connecting to two analog inputs, the robot is at your commands with X, Y control.
It also has a switch that is connected to a digital pin. This joystick module can be easily connected to Arduino by IO Shield.
Supply Voltage: 3.3V to 5V
Interface: Analog x 2, Digital x 1

Arduino software
WIKI page tutorial