Cooling peltier-- on both sides of the temperature difference of 62degrees,cooler peltier
Module--its work is characterized by side refrigeration and side fever,cooler peltier
Cooler peltier--each device is full inspected and tested,module
Refrigeration chip--connected to the 12-volt power supply cooling piece on both sides there will be difference in temperature, side cold side of the heat, do not long radiator, otherwise it will cause cooler internal overheating and burning,cooler peltier
Semiconducting peltier--these devices must be used in conjunction with a heat sink to avoid burned,cooler peltier