TaoTronics TT-AH012 is one of the best top fill humidifier that also works as an aromatherapy diffuser.
With this easy to fill device you can get up to 20 hrs of humidification and aroma sensation in the room (office, baby room, yoga room, studio, etc)
As the device is made up of high quality antibacterial material you do not need to worry about mold buildup in the unit.
And as it comes with a waterless auto shut down feature you need not worry about the safety of the device.
TaoTronics TT-AH012 Diffuser Rating
TaoTronics TT-AH012 (Overall)
Best top fill humidifier with essential oil diffuser