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MQ-4 Methane Gas Sensor Module
MQ-4 methane gas sensor module for detecting natural gas leaks. Provides analog and digital outputs for easy integration with Arduino and DIY projects.
Description
The MQ-4 Methane Gas Sensor Module is a reliable sensor designed to detect methane (CHâ‚„) and natural gas concentrations in the air. It features high sensitivity and fast response, making it suitable for gas leakage detection, safety systems, and environmental monitoring. The module provides both analog and digital outputs, allowing easy interfacing with Arduino, Raspberry Pi, and other microcontrollers. Ideal for industrial safety, domestic gas alarms, and DIY electronics projects, the MQ-4 offers stable performance and simple integration.
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- Â Communication: Asynchronous 9600 bps serial (8N1)
- Dimensions: 1.25″x1.5″x0.37″
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Text support rate is better
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 Interface operation is simpler
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5V single power supply.
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Output directly connected to the speaker, can drive 4 ohms 3W / 8 ohm 2W speakers
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Busy status output, can be connected to the microcontroller IO or indicator light, no need to be left floating.
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 Voice effect optimization
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 Module miniaturization and easy integration
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Dimension: 33*27.5mm
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With mounting holes
WH0201102 ABS 1.75 mm 1 kg Filament-Wanhao
- Material: ABS
- Color: White
- Material Diameter: 1.75mm
- Printing Temperature: 220° to 230°C
- Roundness Accuracy: +/- 0.5mm +/- 0.5mm
- Density: 1.31g/cm3 1.01g/cm3
- Mounted: Spool Mounted
- Net weight: 1kg
- Packaging Vacuum-sealed with desiccant to protect the filament from humidity
- Highly Detailed & Quality Outputs.
- Tried and Tested by Makenica.com
- Compatible with any FDM 3D Printer.
- ABS is stronger than PLA
- Easy to post-process.
- Environment friendly – ISO 9001 and ROHS certified
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