Feature: 1. Replacement for Mercedes‑Benz C‑Class W205 Sedan Facelift 2019‑2021, designed to have the same size, fit and function as original rotating tweeter. 2. The tweeter will rotate when the car is started and will return to its position when the car flameout. Adopts silent motor to ensure no noise. 3. Designed with 64‑color LED ambient light, the brightness and color change can be controlled by the original car central control knob switch. 4. Superior stainless steel cover, matte chrome surface finish, the holes are finely engraved and exquisitely polished, smooth surface, no rough feeling. 5. Plug and play, no need of wiring and coding, fully matching the original LED ambient lighting system. The tweeter will change color synchronously with the ambient light of the original car. Specification: Item Type: Rotating Tweeter Material: Stainless Steel + ABS + PC Quantity: 1 Pair (Left + Right) Ambient Light Color: 64 Colors Mounting Position: Tweeter Fitment: Replacement for Mercedes-Benz C-Class W205 Sedan Facelift 2019-2021 (Not For Pre-Facelift 3-Color Models! Not For 2-Door Coupe/Cabriolet Models!). Package List: 1 Pair of Tweeter (Left + Right)1 Pair of Harness Module(Left + Right) Note: 1. Professional installation is highly recommended.2. The tweeter will rotate only when the car is started and stopped, and it will not rotate in other cases.