The Quick X Change block exchange system has automatic block recognition, as well as 96 well and 48 well twin-block options with gradient function. Twin-blocks are independently controlled and also has a multi block start and stop function. The large 1/4 VGA display allows for easing viewing, and a High Performance Smart Lid (HPSL) for exceptional contact pressure. Italso has a USB A and USB B ports. It has a user administration and GLP compliant documentation of PCR runs, as well as a wide range of additional software functions.