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Read moreThis sensor module has an MQ-8 as the sensor component and has a protection resistor and an adjustable resistor on-board. A sensitive material MQ-8 Hydrogen H2 Gas Sensor Module use in clean air low conductivity tin oxide (SnO2). When there is the environment in which the combustible gas sensor, conductivity sensor with increasing concentration of…
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Add to cartIn this project, we will learn how to make the Password-Based Security System Using Arduino & Keypad. As thefts are increasing day by day security is becoming a major concern nowadays. So a digital code lock can secure your home or locker easily. It will open your door only when the right password is entered.
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