Digimaster 3 also is called Digimaster III or shortly D3 is new developed odometer correction master. It works with various types of adapter you can easily achieve odometer correction, Audio decoding, airbag resetting, engine ECU resetting, IMMO, programming key for Benz &BMW etc and If you buy the digimaster III from us in the beginning of 2012 or last year, and if you want to do newer and more cars, you need to buy this tokens to Update your digimaster 3, then you can use it.