Free setting within the scope; Keyboard lock and password protection function to prevent arbitrary adjustment of operating parameters; A comprehensive sound and light alarm system (high temperature, low temperature, low battery, door opening, filter blockage, system failure) ensures the safe storage of items inside the box; Optional temperature recording printer function, backup battery, and alarm light.

Humanized design: secure door lock to prevent unauthorized opening; Rotating rib force handle, easy to open (horizontal door body balance hinge); Adjustable shelf structure for easy storage of items; Double layered interior and exterior door design, locking in air conditioning and providing good insulation effect.