This Mercedes Benz key board is made in China, it can only works together with Benz key IR Code Reader for key data reading and writing.
This Mercedes Key can be written only once, if the Benz key board broken during key writing progress, you need to buy another new NEC chip and this NEC chip also can be written only once.
Package list:
1pc x OEM Smart Key for Mercedes-Benz 433MHZ(without Key Shell)
