Features: ESL motor is damaged and need to replace a new motor. NEC-chip is locked, theoretically it can be unlock, actually it needs to replace new ESL. ESL for W204 W207 W212, work with CGDI-MB key-programmer, can do the same function with Xhorse-ELV Emulator. CGDI ESL-ELV Emulator Simulator for W204 W207 W212 Work With VVDI MB-BGA / CGDI-MB best-price. Durable and easy to install. Specifications: Material:Plastic Size:Approx.9.5x6.5cm/3.74x2.55inch For W204 W207 W212 Item Height: 4.5cm Item Length: 9.5cm Item Width: 6.5cm Item Type: Auto Key-Programmer Package Includes: 1x ELV Emulator note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.