Important Notes:

The I2C address of this LCD varies among different built-in chips. Please check the chip to get it.
(Refer to "About_I2C_Address.pdf" in downloaded file for details.)

* 8574AT chip: 0x3F
* 8574T or blank chip: 0x27

Overview:

This is an I2C/IIC LCD module that can display 2 lines of characters, 16 for each.
It is compatible with most mainstream microcontrollers.

Compatible Models:

Mainstream models of Arduino / Raspberry Pi / Raspberry Pi Pico / ESP32 / ESP8266

(Note: Other controllers may also be compatible, but no tutorial and code are provided.)

Tutorial:

Comes with tutorial and example code. (Download needed, no paper tutorial.)
The download link can be found on the product box.

Package Includes:

2 x LCD module
2 x Jumper wire F/M (4 pin)
2 x Jumper wire F/F (4 pin)