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Module

Alcohol sensor digital module

  • Info

    SM-21 is MEMS alcohol gas sensor module mainly for including room air, breath, and for other various gases. , Designed for Japan NISSHA VOC tin dioxide semiconductor gas MEMS sensor, 32 bit Microprocessor, I2C/UART interface, low power consumption 0.03 W, Fast response < 30s, over 7-year lifetime.