How to use W164 W209 W211 Gateway Adapter with VVDI MB Tool

Xhorse-made Mercedes-Benz W164 W209 W211 Gateway Adapter for sale:

http://www.xhorsetool.com/wholesale/xhorse-w164-gateway-adapter-for-mercedes-benz.html

 

When a user programs keys with a VVDI Mercedes, he should first read out the EIS data. With this Xhorse Benz W164/W209/W211 Gateway Adapter connected to the vehicle gateway, the user is allowed to remove EIS and read data in the office, which is very convenient; without this adapter you have to read EIS data in the car.