If you want to add some visual output to your Arduino projects, you’ll need a display. If you need only little to display, the LCD1602 Parallel LCD Display is a quite good solution.

This is LCD1602 Parallel LCD Display that provides a simple and cost-effective solution for adding a 16×2 Black on RGB Liquid Crystal Display into your project. The display is 16 character by 2 line display has a very clear and high contrast black text upon a yellow background/backlight.