ITEM NAME:1.8 inch TFT LCD Display Module with PCB Board ST7735R Drive IC 128*160 Descriptio n Description: Features: - Can help you to get rid of the Arduino serial monitor. - Some tests and provide UTFT library, Library and instruction on DropBox. - Tested with Latest Arduino 1.6.5. IO interface: 1. RESET --directly to the microcontroller IO 2. CS --directly to the microcontroller IO 3. A0 --IO control registers select 4. SDA --IO control data transmission 5. SCL --IO control SPI bus 6. BL--High Level 3.3V backlight on Specifications: Driver IC: ST7735R Resolution: 128 x 160 pixels Package Included: 1 *Â 1.8 inch LCD Display Module Note: 1.Due to the manual measurement and different measurement methods, the actual size could be slightly different. 2.Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different. High quality buy, happy buyï ¼ 1.8 inch TFT LCD Display Module with PCB Board ST7735R Drive IC 128*160.Driver IC: ST7735R. Resolution: 128 x 160 pixels. IO interface - Can help you to get rid of the Arduino serial monitor. BL--High Level 3.3V backlight on. We want to make sure you are happy with our item.