Wearable devices like smart watches are a clear example of the Internet of Things. With the growth of the technology itself, the application base of wearable technology is expanding. Consumer electronics products, such as fitness tracker and smart watch, are some of the most popular examples of wearable technology. Apart from consumer applications, wearable technology is used in navigation devices, healthcare and advanced textiles. Wearable devices are gaining popularity due to their detection and protection capabilities.