1) shape memorial alloy dehumidification methods to control RH to 20-60% at fixed point, keeping dehumidification even if accidentally powered off 24hours.
 
2) The moisture absorption material inside  can purify air polluted by chemistry such as sulfide and alcohols.
 
3) Environmental protection and energy saving, no counter-humidity, no heating, no condensation dripping, no  noise.
 
4)Body is designed by non—magnetic, gas seal with steel ball slide rail and bilateral non-magnetic airtight stripe, 1.2mm steel for body, non-conductive ABS material for drawer and panel.