If you using Bachin Draw or Engraver Master software. You will need a BACHIN LICENSE.

If you buy a device. You will get a Product Serial Number come with the device. This is your License Code. This code is written in the device, you don't need to input it yourself.

In case the serial number is lost. You can context your seller, ask for a new one.

If you download the software from internet and using it on your own machine. You can buy a license.

Chick here to buy a Bachin Draw License.