Quality: Excellent Control USB Encoder. High Quality 8 way joystick. LED Buttons Good lighting effects. Fonction: DC 5V Chrome LED Illuminated push buttons with build-in Blue switch inside, excellent electronic performance, long life, reliability tested to 3,000,000 cycles! Hole Size: Joystick - 24mm. Push Buttons-30mm. Made with highest quality materials! Heat resistant plastic! Environmentally friendly metal!