Feature: -- Front door; -- Compressor system is at the back 1. Material :All inside and outside is stainless steel 304. Stainless steel for inner & outer layer, also for the trays. 2. Compressors:High quality compressor, the Germany High quality compressor is Optional,each compartment has a separate temperature controller and a separate compressor system 3. Power: 220-240V/50Hz-60Hz, back up power (UPS) can supplier according to customer’s requirement. 4. 7 system failure alarms 5. High quality temperature control system. The large control panel and console, easy to operate. The inside room temperature is from 0 to -5?(±0.1?). And the temperature is -18?to 10? adjustable 6. Door Frame with a unique one-piece design, simple and easy to clean. Door seal belt can be replaced 7. USB interface, temperature record system is Optional.