Features: 1.Practical emulator, works for Mercedes EIS, which has professional performance. 2.It only emulates both of old (for W202, 208, 210) and new (for 203, 208, 211). 3.Posted with a clear guide for the wiring method, which is very convenient. 4.ESL types functioning, you can use this emulator for testing of original. 5.Strictly follow the manufacturing standard to make sure excellent performance. Specification: Item Type: Emulator _x005F_x000D_ Material: ABS_x005F_x000D_ Color: Black_x005F_x000D_ Size: Approx. 4.4 x 3.7 x 2.7cm/1.7 x 1.5 x 1.1in (due to manual measurement, there may be a deviation of 1-2 mm)_x005F_x000D_ This device works with for Mercedes EIS._x005F_x000D_ It Only emulates both of old (W202, 208, 210) and new (203, 208, 211). If your car is not this model. don't buy!!!_x005F_x000D_ ESL types functioning.You can use this emulator for testing of original._x005F_x000D_ ESL or you can change damaged ESL to this emulator._x005F_x000D_ Connection Method:_x005F_x000D_ Refer to the picture on the front of the product (connect according to the chassis model of your car)