After the COVID-19 outbreak, the contactless temperature measurement devices are getting very popular and most of them use the infrared temperature sensor. This device measures the temperature of the person without any physical contact.
Climate change has led to unpredictable weather conditions. There are many weather stations around the world that are used by researchers and government agencies to observe, record, and analyze weather patterns to study climate changes and provide weather forecasts.
There are number of communication technologies available for interaction between IoT devices today, and the most popular ones are Wi-Fi and Bluetooth. But the problem with Wi-Fi and Bluetooth technology is high power consumption.