Precise Temperature Control: Controlled by micro-computer; Digital display of temperature; The display resolution is 0.1 degree; The inner temperature can be adjustable between 2 to 6 degree; Forced air cooling system, 4+/-1 Degree precised control inside Alarm control of high or low temperature; The temperature points for alarm can be set according to the requirements. Safe control systems: Light and sound alarms: High and low temperature, sensor failure, door opening, power off and reserve battery with low-energy etc. Three alarming methods: Buzzer alarming, light flashing alarming and remote alarming(optional); Protecting functions such as power-on delay, off-cycle protection and sensor malfunction safe operation mode. Cooling system Using Danfoss compressor and introduced Fan Motor, rational optimized evaporative and the new wind structure, ensure uniform temperature stability in refrigerator. Fluoride-free foaming, fluoride-free refrigerant, environment-friendly. Humanized Design: Outer hollow transparent glass door, inner transparent plastic door to keep good thermal effect. Electrical heating glass door to stop condensation. High quality stainless steel inner wall, enduring anticorrosive, convenient to clean. (XC-310 is ABS inner wall) Cold-rolled steel with anti-bacteria powder coating for out wall of refrigerator. Adjustable steel wire with plastic powder or stainless steel shelves(Optional), convenient and practical; Easy to clean. Blood Type(A, AB, O) can be marked for different storage floor(HEPO-B500 not possible). LED light inside Safety door lock, preventing the door opened by chance. With thermometer hole for temperature detection. Universal caster with locking function design at the bottom, free to moved and easy to fix.