If you have a problem with the wiring, multi-line LCD display with confusing or insufficient leg Arduino I2C LCD module is the recommended option. It can connect to LCD monitors 16x2 or 20x4 wire using a simple two-line facility allows the Arduino pin that important applications such as e-intuitive, standard libraries available.
- I2C Address: 0X20 ~ 0X3F (the original address is 0X20, you can change it yourself).
- Supply voltage: 5V
- backlight and contrast adjustment, too. potentiometer
- Compatible for 1602 LCD
- Weight: 5g
- Size: 5.5x2.3x1.4cm