When you purchase a technician license of the software, it comes as a box version of the software (containing a CD).
You will immediately receive a link to download the software and an activation key once the payment is confirmed. The activation key will enable you to use the software instantly on single system only.
Stellar send you a box version of the software (containing a CD) within 3 to 5 business days.
The box version of the software is mandatory in Technician or Administrator License as it helps in using software on different systems and it helps in preserving the software license for lifetime.