Presenting the Global Cooling SC-DF25, portable freezer with environmentally friendly refrigerant. This unit is capable of providing -40 degrees / C degrees F internal temperatures in 25 degrees C/77 degrees F ambients and is able to operate in a car or truck at -40 degrees C for 12+ hours without recharging the battery. It is also capable of -40 degrees C cooling. The integrated alarms and the optional lock with the simple operation provides much convenience while the rugged design with easy-grip handles and weather resistant controls allows high portability and stability.