MB ELV Emulator is a newly released adapter that can renew ESL for Benz 204, 207, 212 and works with MB key programmers. It performs the same function as Xhorse ELV Emulator at a lower price. Most W204, W207, W212, W211 ESL units will fail together with EIS. In this case, there are two possible reasons and solutions: the ESL motor is damaged and needs replacement, or the NEC chip is locked. While unlocking is theoretically possible, in practice the ESL unit usually needs to be replaced. For Mercedes Benz W204, W207, W212, W211 Color: Black Material: Plastic Package Contents: 1 x ELV Emulator Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to appear slightly different from the actual product. Measurement error allowance is +/- 1-3 cm.