Waveshare 23991 LCD1602 I2C Module, White with Blue Background, 16x2 Characters, 3.3V/5V

1. VCC: 3.3V - 5V power input 2. GND: ground wire 3. SCL: I2C clock pin 4. SDA: I2C data pin 5. Communication interface: I2C 6. LCD controller: AiP31068 7. Working voltage: 3.3-5V 8. Working temperature: minus 20-70 degrees Celsius 9. Display panel: Character LCD 10. Display size: 64.5 x 16.0mm 11. Characters: 16 x 2 12. Product size: 87.0 x 32.0 x 13.0mm 13. Built-in character LCD panel LCD1602 14. I2C control interface, only need two signal pins, saving IO resources 15. Compatible with 3.3V/5V working voltage 16. Comes with online development resources and manuals (Raspberry Pi/Jetson Nano/ESP32/Arduino examples)