Module with 2.42″, 128×64 pixel OLED (Organic Light Emitting Diode) display, white characters, SPI / I²C interface (default SPI, for I²C see table), graphic controller SSD1309, viewing angle about 80°. With good contrast, no need for backlighting. Power supply: 3.3 VDC, dimensions (mm): 72x43x5.9, weight: 22 grams, working temperature: -40°C to +85°C.
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