High resolution: 128x64 (have the same resolution as 12864, high PPI) Large viewing angle: greater than 160° (a screen with the largest viewing angle in the monitor) Ultra-low power consumption: it's 0.06w in normal condition(far less than TFT display) Wide voltage supply (3V-5V), 3.3V and 5V level logic compatible, no level shifter IC IIC interface and only requires 2 IOs to light up easily The range of working temperature is industrial (-20°C-70°C) Military-grade process standards, long-term work steadily Provide rich multi-platform routines and the technology support of underlying driver name: color ,category size: 0.96(inch) type: OLED OLED driver chip: SSD1306 Module interface: IIC,①-GND,②-VCC,③-SCL,④-SDA Effective display area: 21.744x10.864(mm) Module size 27.3x27.8(mm) storage temperature: -30℃-80℃ Working voltage: 3.3V / 5V power dissipation : Max:25mA,Min: 1.5mA product weight : 15(g) Interface definition PIN : label : Pin description 1 : GND:OLED GND 2 : VCC :OLED VCC input(3.3V-5V) 3 : SCL :OLED clock signal of IIC bus 4 : SDA :OLED data signal of IIC bus display color : white colour:as shown Material:Metal +pc Package Contents: 4 * 0.96 inch OLED LCD LED Display Module