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:PlasticSize:Approx.9.5x6.5cm/3.74x2.55inchFor W204 W207 W212Item Height: 4.5cmItem Length: 9.5cmItem Width: 6.5cmItem Type: Auto Key-Programmer Note:.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. .Due to the difference between different monitors, the picture may not reflect the actual color of the item.Thanks for your understandings. Package includes:1x ELV EmulatorWhen shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specificationsWe want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don''''''''t hesitate to contact us. We are here to help and will do our best to assist you.Thank you for choosing our product. We hope you enjoy it