If you want to add some visual output to your Arduino projects, you’ll need a display. If you need only a little to display, the LCD1602 Parallel LCD Display with IIC/I2C interface is a quite good solution. This is LCD1602 Parallel LCD Display that provides a simple and cost-effective solution for adding a 16×2 White on RGB Liquid Crystal Display into your project. The display is 16 character by 2 line display that has a very clear and high contrast white text upon a blue background/backlight.