Soapstone Sauna Heater Aroma Oil Diffuser, from Finland,no power needed,+2 Oils

The stones will heat the unit and it will start to diffuse the aroma naturally into the sauna atmosphere. Paul's Sauna Club. Pick from Frankincense, Peppermint, Rosemary, Lemon, Lemongrass, Eucalyptus, Bergamot, Grapefruit, Cinnamon, Orange, Tea Tree, Pine Needle, Tangerine, Patchouli, Clove ".

eBay