Prakti LCD 20×4-LCD-Character Display blue with IIC-I2C-Serial-Interface-Adapter-Module

Features

• LCD display module with blue backlight. Wide viewing angle and high contrast.
• Built-in industry standard HD44780 equivalent LCD controller. Commonly used in: copiers, fax machines, laser printers, industrial test equipment, networking equipment such as routers and storage devices.
• LCD type: Characters Can display 4-lines X 20-characters. Voltage: 5V DC.
• Features IIC/I2C : 2004 I2C interface 4-wire 2004 screen, IO port of Arduino control board is only 20,so IO ports is not enough for many sensor, SD card, relay modules.
• The original 2004 screen need 7 IO ports to drive up, and this module can save 5 IO ports