1. The precision built automatic electronic humidity control system is designed for long-term storage applications. 2. The SIRUI designed high performance dehumidifying system quickly controls humidity levels, is highly efficient, energy-saving and non-polluting. 3. Internal placement of the humidity control elements protects the components from damage. 4. The cabinet enclosure is constructed of 1.2mm high-strength, cold-rolled steel and is precision welded to guarantee structural integrity and long life. 5. The glass door is made with high quality tempered glass. It is moisture-proof, dust-proof and has an excellent air-tight seal. 6. The system will maintain the relative humidity up to 24 hours after the power is shut off.