LED technology has come a very long way since its dim beginnings on electronic interfaces. Now, people are throwing around terms like LiFi, which refers to using LED lighting to transmit data between electronic devices. We use LED lights to heal the body and soothe the mind, to grow food and kill bacteria. While many of the coolest innovations in LED lighting are currently out of reach for normal consumers, there are many products that are very much available that may have slipped by unnoticed. Here are five cool products that you may not have heard of but are going to love.