0.91 Inch I2C OLED Display: Resolution is 128*32, no need backlight, self-illumination. These I2C OLED display module comes with pin headers, you don't need buy it separately.
The main chip is SSD1306; supports DC 3.3V to 5.0V supply. Working Temperature: -30 degrees ~ 70 degrees.
Power-saving Display: The I2C OLED display performs better than the traditional LCD display and with lower consumption the IIC (I2C communications) simplifies connections.
With chip select CS signal, you can achieve multiple IIC device on the same bus work,compatible with 3.3V and 5V control chip I / O level.
Well Compatibility: This I2C OLED display module can be used for ESP8266, ESP32, STM32, ARM etc.