Advantage: 1. Multiple sensors design: make sure the precise monitoring and programming. 2. Double layer transparent glass door, easy to observe, also keep a better cooling temperature. 3. Forced air refrigeration system, ensure inner temperature constant and uniform. 4. Adjustable shelves, improve space utilization; blood storage baskets can be classified. 5. Individual transparent inner door, effectively reduce cool air loss when opening the door. 6. Alarm System with Battery Backup.