Mojio Car Monitoring and Tracking Smart System Easy to use: installs in seconds in your car's OBD port Compatible with Amazon Echo 3G Cellular Connection: unlike other devices that rely on bluetooth and drain your smartphone's battery, the Mojio device's always-on 3G connection ensures you and your car are always connected, even when you're miles away. Vehicle Security with GPS: the Mojio Cloak app keeps track of your cars location at any time, even when you're not in it, and alerts you if its being stolen or driven by someone else. Vehicle Diagnostics and Maintenance: the Mojio Gauge app unlocks diagnostic and maintenance data from under your hood to help you save money and keep your car in great shape.