1) It is easy to operate, just press a key  to operate&2) automatic control of humidity, accurate display of environmental humidity&3) intelligent operation, special ± 1 humidity setting and electronic temperature controlled defrosting makes defrosting more thorough and faster&5) built in anti leakage water tray and external hose for continuous drainage&6) unique anti vibration and anti-skid universal wheel caster, easy to move&7) automatic fault diagnosis function, convenient and fast maintenance&8) it can automatically return to the previous set state after power failure