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Which of the following is the Wireless battery-free sensor?(a) LM35(b) RFM3200(c) ESP8266(d) DHT11This question was addressed to me by my school teacher while I was bunking the class.I want to ask this question from Temperature Sensor in section Sensors of IOT

Answer»

Correct choice is (B) RFM3200

The EXPLANATION: RFM3200 is a WIRELESS battery-free temperature sensor. This flexible sensor is DESIGNED to MONITOR the environment and material temperature in a wide range of settings.



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