CD display module with blue blacklight. 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. LCM type: Characters Can display 2-lines X 16-characters. Voltage: 5V DC. Module dimension: 80mm x 35mm x 11mm. Viewing area size: 64.5mm x 16mm Features IIC/I2C : Arduino 1602 I2C interface 4-wire 1602 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 1602 screen need 7 IO ports to drive up, and this module can save 5 IO ports. Note:I2C Slave address :0x27 Package includes: 1PCS 1602 16×2 HD44780 Character LCD + IIC/I2C Serial Interface Adapter Module NEW