Meet the Delphi ACT233L LTE: a smart gadget that connects to your car and interacts with your phone, allowing you to troubleshoot check engine light easily. It lets you access your driving data and car’s condition on your smartphone or PC. You can set it up to alert you when your vehicle exceeds a certain speed. It is also possible to connect up to 5 WiFi devices on the go. Delphi Connect with 4G is available for under $40 at this time.