The -150 degree Ultra-Low Temperature Refrigeration Freezer 128L is ideally designed to provide an excellent quality performance and functionality. It provides a wide range of research and storage applications including the low temperature scientific experiments, preservation of plasma, biomaterial, vaccine, biomedical product and more. The high quality device is integrated with a temperature range of -40℃~-150℃ and a voltage capacity of 220V/ 50HZ which completely helps in the operation of the device. The -150 degree Ultra-Low Temperature Refrigeration Freezer 128L is made out of a cold-rolled steel with spraying plastics and a stainless steel material to prevent the device from rusting or further damage. It is incorporated with an excellent refrigerating method with a fan and a natural convection. It is also built with an environment-friendly and fluorine-free refrigerants.