FCC ID : M3N-40821302 Package contains : 1X Replacement Car Key Holder 1X Diagnostic Self Programmer Instructions for use : Simply plug it into the OBD II port on your dashboard, follow the included instructions, and you're ready to go. Setup takes just a few minutes and your new remote is ready to go. Compatible with the following cars : 2011-2017 Dodge Charger 2011-2014 Chrysler 300