One of a kind, the Kork ultrasonic diffuser is the perfect design object for your home! The meeting between cork and ceramic creates the perfect mix between modern and traditional: cork and ceramic create a perfect fusion of natural materials, i touch controls make Kork modern and intuitive. Kork releases a warm light to make your moments of relaxation more magical. Kork also has a candle effect Instructions Open the cover. 2. Add approximately 130ml of tap water to the water tank. Please do not exceed the MAX line when filling. Add 2/3 drops of essential oil for every 100ml of water. 3. Close the cover. Insert the plug of the adapter into the power socket. Use and maintenance: After 5-6 uses or every 3-5 days: 1. Turn off the diffuser and then pull out the plug. 2. Remove the cover. 3. Empty the water from the tank, preventing water from entering the air intake. 4. Spray some kitchen degreaser into the water tank and wait a few minutes; use a cotton swab to clean the ultrasound. Then rinse with warm water and dry it with a clean cloth. Keep the speaker clean and dry if you don't use it for a long time. Dimensions: d 105 X h 149 Weight: 0.75 Kg Method: Ultrasound Timer: ON / 15sec alternating Capacity: 130ml Duration: 3 / 4h Diet: AC100-240V 50.60HZ / DC 24V adapter Electric consumption: 10W Nr. Led: 4 Material: Cork + Ceramic + PP Ultrasound frequency: 2.4MH Lighting Timer: alternating 15 sec / ON Duration of continuous use: 3 / 4h Tank capacity: 130ml