ULTRASONIC ESSENTIAL OIL DIFFUSER: The advanced ultrasonic technology allows this purifier to produce an ultra-fine mist and keep a high purity of the air. The ultrasonic fogger is extremely quiet when working. There is no interference whether reading, working or sleeping. Makes you feel relax and enjoy high-quality life. LARGE CAPACITY OF 550ML: This 550ml essential oil diffuser moistens the air and improves air quality by reducing dust and bacteria, which prevents you from the damage caused by second-hand smoke and dirty air. TWO MODES OF NEBULIZATION: This fogger may emit a dense fog or a light mist. Just buy one for your room. You will not be bored with dry skin problems and difficulty breathing because the humidifier ensures adequate humidity for your room. ELEGANT LED LIGHT: Apart from the aromatherapy diffuser, this humidifier can be used for a night light because it is designed with 7 colours LED light that are adjustable between bright and dim. The soft lights and scents of essential oils create a romantic and elegant atmosphere in your living room, bedroom and bathroom. OFFER A NICE ATMOSPHERE: This air purifier is designed to eliminate toxic residues and improve hygiene by releasing negative ions. The aroma diffuser uses ultrasonic waves to instantly vaporize water and essential oil in the tank, to produce a cool, dry fragrant mist. In addition to humidify your bedroom, it is suitable for your living room, office, yoga room, bar, etc. As a ideal Christmas gift for your family, friends and lovers Product description Features: 1. Effect: fumigation, purification and aromatherapy 2. Essential oil diffuser with 7 colours LED night light. 3. The diffuser stops automatically when the water is exhausted to ensure safety. 4. 8 hours of continuous nebulization for a single filling. 5. Continuous operation or automatic shutdown (60/180/360 minutes) 6. Ideal for living room, bedroom, office, apartment, dormitory, hotel, etc. Easy and friendly operation: - Lift the lid and fill water to the tank. - Add a few drops of aroma / essential oil. - Connect the humidifier to the power source and press "MIST" to select the desired mode. ("MIST": 1H / 3H / 6H / ON for continuous operation, 4 modes to choose) - Press "LIGHT" to change the color. (Press "LIGHT" for the first time, the light turns on and the colors alternate, press again to choose the desired color, for the third press you can change another color.This wood grain diffuser offers the 7 colours LED lights which are all adjustable between bright and dim. Tips: 1. Be sure to clean the spray nozzle with a mild detergent, then rinse with water and wipe gently with a cleaning cloth. 2. Do not exceed the maximum limit when adding water. 3. Do not turn on the power when the water tank is empty. 4. Please clean the tank regularly to avoid malfunction and odor. 5. Wait 3 to 5 minutes for the first use because the swab is not completely wet. 6. It is advisable to add 2 to 3 drops of essential oil per 100 ml of water. Please note that a small amount of water in the mist outlet of the diffuser is normal, under continuous use.