This is 20×4 Character LCD Display with Blue Backlight ASCII Alphanumeric Character JHD204A Compatible.20×4 character LCD Display can be Interface with almost All Digital Microcontroller such as Arduino, 8051, PIC, AVR, ARM, MSP, COP8, STM, Raspberry Pi etc.Industrial R&D | Student Hobby DIY Project. | About 20×4 Character LCD Display: 20×4 LCD is a basic 20 character by 4 line display Blue Back light. Utilizes the extremely common HD44780 parallel interface chipset (datasheet). Interface code is freely available. You will need 7 general I/O pins (If use in 4-bit Mode) to interface to this LCD screen. Includes LED Backlight. | Features of 20×4 LCD Display : Commonly Used in: Student Project, Collage, copiers, fax machines, laser printers, industrial test equipment, networking equipment such as routers and storage devices. | LCD display module with Blue Backlight. | SIZE: 20×4 (4 Rows and 20 Characters per Row) | Can display 4-lines X 20-characters. | Operate with 5V DC | Wide viewing angle and high contrast. | Built-in industry standard HD44780 equivalent LCD controller. | LCM type: Character | Package Contents: 1 X LCD 20×4 with Blue Backlight | Have any Queries; Please Contact Us mytechnocare.info@gmail.com or Visit Mytechnocare Website.|Note:Design or Parts of the Product may vary as per the Availability.