Winstar WH2004A is a Character LCD 20x4 display which is built in with ST7066 controller IC; its default interface is 6800 4/8-bit parallel. These 20x4 LCD modules are also available in SPI and I2C interface by using RW1063 controller IC. WH2004A is available in several different backlight colors including blue, green, white, yellow-green, amber, red, white, and RGB LEDs. There are different character fonts/texts available for ST7066 IC including English/Japanese, English/West European, English/Scandinavian European, or English/Cyrillic (Russian) as options.