1Automatic Shut Off: Essential oil diffuser adopts no water power off setting, and automatically shuts down when the water level drops to the lowest water level. 2Low Sound: Night light humidifier 35db silently humidifies, the sound is small, will not disturb your sleep, let you have a comfortable sleep. 3Various Lights: Remote control aromatherapy humidifier has seven LED color lights to choose from, seven color ambient lights to help sleep. 4Easy to Use: Wooden oil diffuser can be controlled by a remote control and can be easily used even when lying on a bed. 5Wide Application: Wooden essential oil diffuser has a wide range of applications, which can be used in bedrooms, living rooms, offices, etc. Item Type: Essential Oil Diffuser Material: ABS Voltage: 100-240V Current: 650mA Power: 8W Capacity: 500ml Vibration Frequency: 2.4MHz Noise:1 xEssentialOilDiffuser 1 x Power Adapter 1 x User Manual 1 x Remote Control 1 x Measuring Cup The remote control is with built in battery.