1.Power Supply: 4.5-5.5V 2.Microcontroller: ST7920 3.Resolution: 128*64 SPI LCD 12864 Module (Arduino Compatible)  Description: This LCD module uses a 128x64 liquid crystal display which can support Chinese characters, English characters and even graphics. It is suitable for interactive work with Arduino.It features a backlit control, parallel or serial control, contrast adjusts. It can be connect to our interface shield via IDC6 socket and cables.The LCD is shipped in parallel mode in default. The R9 is used to set the interface mode. To switch to SPI mode, the R9 resistor needs to be moved to R10.     Specifications: 

1. Power Supply: 4.5—5.5V

2. Microcontroller: ST7920

3. Resolution: 128×64

4. Display color: blue lit with white char

5. View angle: 170 degree

6. LCD module: STN

7. Weight: 101g