Verizon Jetpack 4G LTE is a portable mobile hotspot that creates a personal Wi-Fi network using Verizon's 4G LTE cellular network, allowing multiple devices to connect to the internet on the go. Key features include connecting several Wi-Fi-enabled devices, providing a faster experience than 3G, and including a battery for portability, security features, and a user-friendly interface. To use it, power on the device, find the Jetpack's Wi-Fi network on your phone or computer, and connect using the provided password.