Compatibility - Compatible with Benz C class Wagon 2010-2011. Please confirm this product fits your vehicle before ordering. If you are unsure, please send a message with your model and year. Quality - Made from high quality ABS material and using a thick, longer power cable to enhance safety during use. - Caution: After extended use, when unplugging the plug, do not touch the metal end contacts with your hands to avoid burns. Design and features - Small and compact size for easy placement in your vehicle, helping to improve windshield visibility. - Rotatable mounting bracket allows you to adjust to your preferred angle. - Built-in fuse, overheat protection, and automatic shut-off provide safe and reliable operation. Installation - Place the windshield defroster on the dashboard or another preferred position. - Plug the 12V connector into the car’s cigarette lighter socket. - Press the switch to start. Use scenarios - Winter mornings: quickly clear frost or ice from the windshield to restore visibility before driving. - Foggy or humid days: demist and improve visibility by clearing condensation from windows. - After parking or during long trips: maintain clear windows in varying weather conditions for safer driving.