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Working temperature: - 5 ~ + 65 Centigrade
Useful spec: NPN 3-wires Normally Open
Interface type: Analog
gas detection Gas Analog CH4 Gas Sensor MQ4 For Arduino gas sensor with analog output adjustable sensing range
OLED Display 1.3" I2C - 128x64 Monochrome SSD1306 ov7670 current checksCrisp Graphics in a Compact OLED Module The OLED 1. 3 I2C is a compact OLED display made for sharp text, icons, and simple graphics in electronics projects. It is a strong option when you want a small screen that looks cleaner and more modern than a basic character display. OLED modules are useful for portable projects, dashboard readouts, menu systems, and compact sensor displays. They are often paired with Arduino, ESP32, and other small
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