The ultrasonic essential oil diffuser is an amazing multi-function aromatherapy device with 330ml water tank and can use continuously for 4 hours or Intermittently for 8 hours wih USB CableThe essential oil diffuser is not only a aromatherapy, but also a humidifier The diffuser disperses a comfortable stream of room-temperature mistColorful Mood Light: Essential oil diffuser has 3 lights mode, light can switch from dim to brightWonderful creating atmosphere, meditation, or using as a night lightThe aromatherapy diffuser is made of the same ultra-high quality and safe eco-friendly PP material baby bottlesWith planet look, fine design and good quality, it blends naturally with the most home decorYou can put the aromatherapy essential oil diffuser on your desk in office, at home, or put it near the baby bed to improve the air quality while not occupying too much space and making any noise