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5-12V (DC) or USB power
Power Supply fit for Raspberry Pi 4 Model B
Can work with 5V and 3
3V 650nm 9mm
Color: black + silver
Air Quality Sensor MQ135 (Analog/Digital) rf 5-12V (DC) or USB powerIntroduction: Sensitive for benzene, alcohol, smoke Output voltage boosts along with the concentration of the measured gases increases Fast response and recovery Adjustable sensitivity Signal output indicator Warning: please use this sensor only in controlled experiments. Flammable gases and fumes are very dangerous. Features: Both types of output (Analog and Digital) Compact size sensor so that it can use in any environment. Runs for a lifetime