About this item:

• Use the i2c protocol to reduce the occupation of I/O ports, making it easier to add to the project, and less wiring is more beautiful.
• Commonly used in: Internet of things, DIY project, home animation, smartbuilding, maker's DIY project.
• Compatible with all current development boards, such as Arduino, Raspberry pi, Tinkerboard, Nano pi, Banana pi, stm32 and so on
• With a potentiometer used to adjust backlight (Color: Blue) and contrast.Power supply: 5v and I2C address is: 0x27 Module dimension: 80mm x 35mm x 11mm