Description: This is a basic 16 character by 2 line display with a Black background and a Green backlight. Utilizes the extremely common HD44780 parallel interface chipset.
Read the PDF Datasheet for more info.
Interface code is freely available. You will need ~11 general I/O pins to interface to this LCD screen. Includes LED backlight.
Documentation:
GDM1602K.pdf
Extended Datasheet
Dimensions: 3.15" x 1.425"