The 0.9 inch OLED display use SSD1306 driver chip with 128x64 dot matrix display module. OLED screens has high brightness, self-emission, high contrast ratio, wide temperature range, wide viewing angle, and low power consumption. This OLED can be used for smart watch, MP3, DIY projects and many more. Specifications Resolution: 128 x 64 Visual Angle: >160° Input Voltage: 3.3V ~ 6V Compatible I/O Level: 3.3V, 5V Mini Size: 2.7 x 2.8cm Only Need 2 I/O Port Control Full Compatible with Arduino Working temperature: -30°C ~ 70°C Module volume: 32 x 35.5 x 4mm
