Specification: ceramic diffuser,160ml, dimension 90*180mm, upgrade function to add remote control( control mist big/small) - Pure artistry-we tried to print brand on the cover, but finally gave up since we want to retain the pure artistry of this product - Upgrade function to add remote control( control mist big/small),Bigger volume with 160ml mist, deep moisturizing, quiet working - Made with high grade level ceramic shell - No water protection shut-off function when machine lack of water or waterless - Our Shop Promises Free Warranty . If you have any questions, please feel free to contact us - Aromatherapy Function, add essential oil that you like at any time