Design: 1  Flex-Weave Cover â The Gates B69 v-belt is a wrapped belt that features a patented single layer fabric construction for longer cover life. 2  The cover protects the belt core from oil dirt and heat. 3  The wrapped cover also makes the belt suitable for clutching applications.
Light Fidelity (Li-Fi) is a bidirectional, high-speed and fully networked wireless communication technology similar to Wi-Fi.
Prof. Harald Haas coined the term LiFi at his TED Global talk to describe the high speed, bidirectional, networked and mobile wireless communication of data using light. This is what he envisioned.....