NATURAL FLAME EFFECT - This essential oil diffusers is perfect for your ultrasonic aromatherapy; it can collect light and mist to create a natural flame effect like a sunset lamp by switching between soft flame mode and flame mode. You can add few drops of your favorite essential oils into the flame diffuser to relieve your daily fatigue and stress, improve sleep quality, moisturize your skin and bring you a pleasant and relaxing mood.HASSLE FREE WATER REFILLING - You can refill water into the oil diffuser directly from the top without the need to take off the outside shell. The upgraded transparent inner tank design with an obvious red maximum waterline will make it extremely easy for you to view and refill water without any leakage.OPERATES IN TOTAL SILENCE - Enjoy your sleep like a baby This diffuser can steadily and efficiently dispense the soothing cool mist you desire without any humming, whistling, or crackling sound (less than 30dB). SLEEP better, BREATHE better, and LIVE your life better 4-IN-1 VERSATILE & PORTABLE - This flame diffuser can be used as an aromatherapy diffuser, mist humidifier, romantic mood light and night light; it is easy for you to carry with its compact and portable design; it can also obviously improve your home air smell while raising the air humidity of your bedroom. Perfect for your home / office / yoga / sleep use, and it is also a great gift choice for your friends, family, or loved ones.AUTO SHUT-OFF PROTECTION - This scent diffuser is made of food-grade PP material and it will shut down automatically if water runs out in the tank which makes it extremely safe and reliable for your daily use. THERE IS NO NEED TO LOOK ANY FURTHER FOR THE COOLEST FLAME DIFFUSER ON THE MARKET color:BlackMaterial:PPsize:17.02 x 7.62 x 10.16 cmPackage Contents:1 x Flame Aroma Diffuser1 x USB CableOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.