Techne Prime Thermal Cycler has been fully upgraded the thermal cyclers providing the greatest range of instruments available on the market from the personal size up to the full size Prime G instrument with its full color touchscreen and intuitive user interface. A number of pre installed templates allow users to quickly create complex programs. All prime thermal cyclers can transfer programs between various units using your PC or USB. The internal memory is large enough to hold up to 1000 programs. Non gradient thermal cyclers can be upgraded to gradient machines using an unlock code.