PCR System consist of long service life peltier heating unit with back and front air channel for side by side placement of machine. Designed with stepless adjustable hot lid with pressure-protection to fit tubes of different heights. With nonlinear gradient type, it offers 30 to 105℃ gradient temperature range with 0.5°C/ s maximum ramping rate.Features high heating and cooling rate, one-click quick incubation function to meet critical needs of the nucleic acid experiments.