Product Specification: LCD - Liquid Crystal Display Color Available: Blue Background White Word / Yellow Background Black Word Display Size: 1602 / 2004 Output Pin Type: Basic (No Solder) / with I2C Module (Soldered) Operating Voltage: 5V Model (Choose in Product Option) Option 1) LCD 1602 Blue (Basic) Option 2) LCD 1602 Yellow (Basic) Option 3) LCD 1602 Blue (I2C) Option 4) LCD 1602 Yellow (I2C) Option 5) LCD 2004 Blue (Basic) Option 6) LCD 2004 Yellow (Basic) Option 7) LCD 2004 Blue (I2C) Option 8) LCD 2004 Yellow (I2C) Reference Link: Basic: https://lastminuteengineers.com/arduino-1602-character-lcd-tutorial/ I2C: https://www.makerguides.com/character-i2c-lcd-arduino-tutorial/