16x2 LCD Module with Pre-Soldered I2C Serial Backpack Adapter (PCF8574)

16x2 LCD Module with Pre-Soldered I2C Backpack Adapter

Eliminates the rat's nest of 16 parallel jumper wires! Powered by the PCF8574 I2C expander chip, this module communicates with Arduino and ESP boards using only VCC, GND, SDA, and SCL.

Specifications

• Display: 16×2 Blue Backlight White Text LCD
• Backpack: Pre-soldered PCF8574T I2C serial board with contrast potentiometer
• I2C Address: 0x27 or 0x3F (jumper selectable)
• Operating Voltage: 5.0V DC
• Backlight control: Onboard jumper enables software or hardware backlight on/off