0.66 inch OLED Display Module for WEMOS D1 MINI 64x48 IIC/I2C LCD Screen Features: This module uses a 0.66-inch OLED display and is used for the D1 mini development board to facilitate the display function of the development board. Specification: Screen Size: 0.66 inch Pixel: 64*48 Pixels Working Voltage: 3.3V Driver IC: SSD1306 Interface: IIC (I2C) IIC Address: 0x3C or 0x3D Size: 27 X 20 X 2mm/1.06 X 0.79 X 0.08 #34; Notes: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 2. Please allow 1-3mm measuring deviation due to manual measurement.