Amazon.com: HiLetgo HD44780 2004 LCD 20x4 2004A Character LCD Screen Display Module Blue Backlight with IIC/I2C Serial InterfaceAdapter : Electronics
3.3V or 5V Display LCD Screen 20x4 Arduino I2C Character Module
LCD 2004 Blue 20x4 LCD2004 Character Module Display Screen For Arduino – eElectronicParts
20x4 I2C Character LCD from Crystalfontz
Small Size 5V Blue 2004 20x4 Character LCD Display Module w/Tutorial,HD44780 | eBay
Amazon.com: SunFounder IIC I2C TWI Serial 2004 20x4 LCD Module Shield Compatible with Arduino R3 MEGA (IIC 2004) : Electronics
2004 204 20x4 Character LCD Display Module HD44780 Controller Blue Blacklight | eBay
LCD 2004 Yellow 20x4 LCD2004 Character Module Display Screen For Arduino HD44780 | eBay
Standard LCD 20x4 + extras [white on blue] : ID 198 : $17.95 : Adafruit Industries, Unique & fun DIY electronics and kits
RasPiO LCD20 - 20x4 i2c Character LCD screen for RasPiO Duino & Raspbe – RasPiO Store
Amazon.com: SunFounder LCD2004 Module with 3.3V Backlight Compatible with Arduino R3 Mega2560 Raspberry Pi Display of 20x4 White Characters on Blue Background : Electronics