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MQ3 Alcohol Gas Sensor Module
₹120.00Add to cartThis is a very easy to use low cost semiconductor Gas sensor Module with analog and digital output. This module uses MQ3 Alcohol gas sensor as a alcohol gas sensing element. It requires no external components just plug in Vcc & ground pins and you are ready to go.
For Digital output the threshold value can be easily set by an on-board potentiometer.? Using this module you can easily interface MQ3 Alcohol sensor to any Microcontroller, Arduino or even Raspberry Pi.
RC522 RFID reader
₹120.00Add to cartRC522: 13.56MHz RFID Reader/Writer with Cards The kit includes a 13.56MHz RF reader/writer module that uses an RC522 IC along with two S50 RFID cards. The MF RC522 is an extremely integrated transmission module that operates at 13.56 MHz for contactless communication. RC522 is compatible with MIFARE/ISO 14443A mode.
