Product features
OLED display.
Self-illumination.
No need backlight.
Lower consumption.
The display performance is better than the traditional LCD display.

Product description
Driver IC: SSD1306
Size: 0.91 inch OLED
Resolution: 128 x 32
IIC interface
Display Color: Blue, White
Pin Description:
GND: Power Ground
VCC: Power + (DC 3.3 ~5v)
SCL: Clock Line
SDA: Data Line
Package Content: 1 x 0.91 Inch OLED LCD Display Module