Product DescriptionNote: To protect the screen, add an iron frame to the screenInterface: IIC/I2CGND: Power GoundVCC: 3.3V-5VSCL: CLK clockSDA: IIC dataFeature:Color: Blue Yellow LEDResolution: 128×64Power: 0.06WWide power supply range: DC 3V-5VTemperature: -30°C to 70°CDimension: 29.28 x 27.1 mm (LW)Compatible with 3.3V and 5V control chip I / O l...