Interface (coding dongle) for final coding when retrofitting original LED headlights Suitable for the following vehicles: VW Touareg CR Simply connect the adapter (dongle) to the vehicle's OBD interface - done! The interface automatically adapts the upgrade to the vehicle's existing coding Scope of delivery: Diagnostic interface Note: Only suitable for vehicles up to model year 2020 The diagnostic interface can only be used for one vehicle Dynamic flashing light only if the comfort control part is adapted Not suitable for US cars The headlight calibration must be carried out according to the manufacturer's specifications