OBD adapter for final coding when retrofitting the original LED taillights Currently supported vehicles: A-Class 176 series with lights: A1769064900, A1769064800 (no adapter required) Other vehicles on request Simply connect the adapter to the vehicle's OBD interface - done! The interface takes care of all necessary coding Package includes: 1 coding dongle Note: LED taillights + possibly cable adapters are also required This coding adapter can only be used for one vehicle