Description:Relieve Your Soul: It can help you to release your stress after long-time working. With some essential oil, bringing you a calm, relaxing environment anywhere. Super Quiet: The sounds are lower than 40 db in operation, you can hardly hear any sound from it, just like whisper. So you will have a better sleep. Auto Shut-Off Function: This diffuser will turn off automatically when the water runs out, safe and reliable! Specifications: Size: Approx 168.5*215MM Weight(Excluding adapter): Approx 468G Power(Input/Output): AC100-240V 50/60Hz DC24V 650mA Power: Approx 14W Length of electric wire: Approx 170CM Time model: 1H/3H/6H/ON/OFF Light model: 7 color changing/Fixed color(Bright/Dim)/OFF Water tank capacity: Approx 400ML Material: PP/ABS/PC Accessories: AC adapter/Measuring cup/User Manual Working frequency: 2.4MHz Package Included: 1 x Aroma Diffuser 1 x Charger Adapter 1 x Measuring cup for filling water 1 x User Manual Note: 1.Please do not add water over the max line. 2.Please clean the diffuser at least once a week. 3.The warranty of this product is 1 year.