A high elongated portable air-conditioner is disclosed. The air-conditioner comprises a compressor, a condenser, and an evaporator located inside a housing. The air conditioner further comprises a cool air inlet and outlet and a warm air inlet and outlet. The air-conditioner has an axial evaporator fan and a radial condenser fan and the housing of the air-conditioner has an elongated shape where the end sections of the elongated air conditioner housing forms a top section and a bottom section, respectively. Other features of a portable air-conditioner are also disclosed.