Specification: Feature: With PFC9234 security chip, you control your car at any time. High quality plastic and humanized precise design. Smart use but large, easy to take. This key requires a dealer or locksmith to cut and program it. Symbol of elegance and fashion, the distinguished identity accompanies you. Excellent abrasion resistance, it can be used for a long time. Comfortable touch and delicate polishing. Specially designed for Mercedes Benz C Class 2001-2007. Specification: Condition: Brand New Material: Plastic and Metal. Black color Package weight: approximately 32 g. Chip: PFC9234 Quantity of optional buttons: 2.3 Transmitter radio frequency: 433.92 MHz Compatibility: For Mercedes Benz C Class 2001-2007 For Mercedes Benz E Class 1998-2009 For Mercedes Benz CLS 2001-2009 For Mercedes Benz CLK 2001-2009 For Mercedes Benz ML 2005-2010 For Mercedes Benz B Class 2005-2010 For Mercedes Benz SLK 2005-2010 For Mercedes Benz CL 1999-2006 For Mercedes Benz S Class 1999-2006 Package List: 1 * Remote Key Note: 1 .It must match to use and can only match once. Functional key requires professional matching. Please find a professional locksmith to do it. 2. Please allow 1-3cm error due to manual measurement. Thank you for understanding. 3. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.