Size:Butterfly The essential oil diffuser is commonly used in homes, offices, bathroom areas and bedrooms. bed, living rooms, bathrooms, yoga studios, etc. Function: Beauty: Refresh skin, keep skin healthy and moisturized Humidification: Humidify and purify room air Relief: Aromatherapy therapy, relieve stress. Features: Shell material: Iron Water tank and base material: PP (polypropylene) ABS (acrylonitrile-butadiene-styrene), BPA free (bisphenol A) Size: 3.6*6 inches Weight: 270g Capacity Tank size: 100ml Mist mode: Continuous and intermittent Working time in full water: 4-8 hours Noise level: Less than 30 decibels Power: 12W Advanced supersonic technology: 2.4MHZ European standard plug; enne Automatic shut-off without water The package contains: 1 Diffuser (without essential oil) 1 Manual 1 Adapter 1 Cup Measuring precautions: - Do not open the lid during operation; - Do not exceed the maximum water level to have good atomization; - Added 3 to 5 drops of essential oil is recommended. (this product initially does not contain essential oil); - Clean the central atomization plate with a cotton swab, every 7 times or 7 days of use.