By 2050, food production is expected to expand by 70% to feed 2.3 billion people around the world. New agricultural farming technology will be needed to feed the growing global population with safe and healthy foods. With this, in the last few decades, we have witnessed a lot of technological advancements in the farming industry. Agriculture is becoming smarter than ever before thanks to the deployment of disruptive technologies like the Internet of Things (IoT). Farmers have enhanced their control over the process of growing crops and rearing livestock due to the many smart farming IoT gadgets available on the market. The Internet of Things (IoT) is generating a lot of excitement in a variety of industries, including infrastructure, automotive, and retail. Precision agriculture is the IoT's most critical use case, yet it is not often discussed. With our globe on the verge of a food crisis, these new technology breakthroughs to boost harvests could prove life-saving. Precision agriculture is gaining traction as a new farming direction through the Internet of Things. In this chapter, we discuss the IoT technologies that are used to increase data quality, and how they are employed in the field.<br>