HiLetgo 2004 20X4 LCD Display LCD Screen Serial with IIC I2C Adapter Yellow Green Color LCD for Arduino Raspberry Pi

Features? IIC/I2C interface was developed to reduce the IO port usage on Arduino board. * Old 1602 screen requires 7 IO ports but this module uses only two. * Much needed control panel IO ports can be used to add some sensors, SD card and so on. * A New High-Quality 4 Line 20 Character Lcd Module. * Potentiometer can be adjusted to control the contrast. * Back light can be turned off by removing the jumper on the back panel. Specification: * Interface: I2C * I2C Address: 0x27 * Pin Definition : GND?VCC?SDA?SCL * Back lit (Yellow with Black char color) * Supply voltage: 5V * Size : 60mm×99mm * Contrast Adjust : Potentiometer * Backlight Adjust : Jumper Package Included: 1*IIC/I2C/TWI 2004 20X4 Serial Yellow Green Backlight LCD Display Module