Specification Brand : Midzoo BulletPoint : 2004 204 20x4 Character LCD Display Module HD44780 Controller Yellow Blacklight For Arduino ExternallyAssignedProductIdentifier : 4862440127381 ItemName : 2004 204 20x4 Character LCD Display Module HD44780 Controller Yellow Blacklight for Arduino ItemTypeKeyword : lcd-character-modules Manufacturer : Midzoo Material : Copper PartNumber : MiMODULE-13396 ProductDescription : 1. The module is a low-power consumption character LCD Module with a built-in controller. 2. The module can be easily interfaced with a MCU. 3. Display Format: 20 Characters x 4 lines. 4. It is fantastic for Arduino based project. 5. Supply voltage: 5V. 6. Fully assembled and tested Serial LCD 20x4 Module. 7. Black Text, Yellow backlight. 8. Analog Interface. 9. Size: 98 x 60 x 12mm. 10. the brightness and contrast can be adjusted, but need to connect a external resistance . Package: 1 x New 2004 204 20X4 Character LCD Display Module Yellow Backlight