About This

• The blue LCD display with I2C serial interface, LCD screen can display 4-lines x 20-characters.
• Working voltage: 5V; Connection method: GND-GND, VCC-VCC, SDA-A4, SCL-A5.
• Supports I2 protocol, has backlight, software-controllable backlight, and contrast adjustable potentiometer.
• Compatible with Arduino, Raspberry pi, Tinkerboard, Nano pi, Banana pi, stm32 development boards.
• Application: Internet, electronic projects, Maker DIY, etc. It can display letters, numbers, characters, real-time clocks, or temperatures.