16×2 LCD with i2c (Blue)

This 1602A LCD display module is a 2 line 16 character LCD module with a manual contrast control knob, backlight and i2c communication interface.The library that works with this display can be installed directly in the Arduino IDE Library Manager: LiquidCrystal I2C by Frank de Brabander.Using the “HelloWorld” example sketch change the definition of the LCD to:LiquidCrystal_I2C lcd(I2C_address,16,2);The screen’s address might vary, for that reason it could be useful to use the I2C_scan code available in this link.Specification:Supply voltage: 5VInterface: I2CI2C address: 0x3F or 0x27Pin definition: GND, VCC, SDA, SCLContrast adjust: potentiometerWhite text, blue backlightIt is fantastic for based projectScreen size: 7cm x 2.3cm x .8cmMounting board size (including LCD): 8cm x 3.6cm x 2cm