GesägteAthenna802 years ago+2+20Hello, do you need filters for this diffuser or is that not necessary? And can it also be used without light?Show in original language (German)edunatur2 years ago • purchased this product+1+4-3purchased this productHelloIt does not need a filter. The light can be switched on individually. The appliance is very quiet.Show in original language (German)Comment