2004A LCD screen with IIC/I2C module is a 20x4 character LCD display that uses an I2C interface to simplify wiring and communication with microcontrollers like Arduino, Raspberry Pi, ESP32, etc.
Characters: 20 characters per line, 4 lines
Controller: HD44780 or compatible
Voltage: 5V (some work at 3.3V with reduced contrast)
Interface: Parallel (default), but with the I2C module attached, it converts to serial communication