LCD12864 128×64 Graphic Display, blue/white, ST7920

Blue Dot Matrix LCD Module 12864 (128 x 64 Pixel) with white backlight.

Controller ST7920. Libraries are available, for example for Arduino IDE.

This display comes with an integrated contrast potentiometer, and does not need an external potentiometer for contrast adjustment, like most other displays!

Also available from UNIVERSAL-SOLDER are, among others, character displays in green/yellow and blue/white, TFT colour displays in 2.4″ and 1.3″, and a version of the very popular 84 x 48 pixel Nokia 5110 display with I2C.