Detailed Product Description 1. specially designed to store blood (whole blood). 2. different capacity 3.Danfoss compressor 4. forced-air cooling 1. Auto Defrost, Forced-Air Circulation 2. Danfoss compressor, ultra low noise 3. Back-up battery 4. High efficiency condenser fan 5. 7-day temperature recorder 6. Dual-pane door design 7. Digital display 8. Adjustable temperature set points 9. buzzer alarm, flashing light alarm, remote monitor alarm; 10. Malfunction alarms 11. Safety lock prevents unauthorized access 12. Applicable to broad climatic zones 13. Toughened glass door