Basic 20x4 Character LCD - Black on Green 5V - LCD-00256 - SparkFun Electronics
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
LCD - 20X4 - blue/white | 3D printing experts | ReprapWorld EU
Addicore 2004 (20x4) Character Green LCD with I2C backpack