Device for dehumidification

The invention relates to the technical field of humidity adjustment, and discloses a dehumidification device which comprises a shell, a moisture absorption assembly and an evaporator. A first air duct and a second air duct are arranged in the shell, the first air duct comprises a first air inlet end and a first air outlet end, and the first air inlet end and the first air outlet end both communicate with the outside; the second air duct comprises a second air inlet end and a second air outlet end, and the second air inlet end and the second air outlet end communicate with the indoor space; the moisture absorption assembly is arranged between the first air duct and the second air duct and penetrates through the first air duct and the second air duct; the evaporator is arranged between the second air outlet end and the moisture absorption assembly. According to the air conditioner, the evaporator is arranged at the first air outlet end, secondary dehumidification can be conducted on the air flow dehumidified by