0.96inch OLED Display Module, 128x64 Resolution, Yellow and Blue Display Color. Adopts 4-wire SPI and I2C interfaces, better compatibility, fast data rate Narrow bezel, small size, with onboard voltage translator. Note:There may be differences in appearance, which does not affect use Operating voltage:3.3V/5V (IO high-level voltage is as same as the power supply.) Display colors:Blue and Yellow (1/4 yellow on the top) Operating temperature:-20C - 70C Storage temperature:-30C - 80C Viewing angle: 160 Comes with online development resources (examples for /for /STM32) Colour:Blue Material:Metal Package Contents: 5 x OLED Display Module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.