smart wifi essential oil diffuser - 400ml ultrasonic aromatherapy diffuser oil diffuser cool mist humidifier aroma diffuser himalayan salt lamp include salt rock, works with alexa for home office yoga esea <b>product overview</b><br> this product is a customized 3-in-1 version that could be used as essential oil diffuser, humidifier and salt lamp. <br><br> <b>aroma diffuser & humidifier:</b><br> when it used as aroma diffuser and humidifier.it is designed to humidify the air to make you feel relaxed in the dry environment, like air-conditioned room in the winter. <br><br> <b>salt lamp:</b><br> it could also be used as crystal salt lamps that add a beautiful warm glow to any environment and emit a stream of negative ions which can purify the air against allergens and pollutants. negative ions are said to increase levels of serotonin to relieve stress, alleviate depression and boost energy; a similar affect produced by waterfalls, mountains and beaches. <br><br> <b>convenient operation:</b><br> what's more, not only could this product be controlled by "ama home" app, but also it could work with amazon alexa and google home for voice control. moreover, the features of automatic shut-off and low noise will bring you the best user experience.<br><br> <b>simple operation: </b><br> 1.take off the cap,add water below the max line(max:400ml). <br> 2.add 1-2 drops of essential oil (not included) according to your reference,also you can add water only if you don’t want to use essential oil. <br> 3.close the tap,plug the power cord into a standard outlet,power on the diffuser by short press power button. <br><br> <b>specifications: </b><br> advanced ultrasonic technology: 2.4mhz<br> working time: from 6-9 hours (depend on the mist quantity you choose). <br> input power: ac100-240v 50/60hz<br> output voltage: dc 24v 650ma<br> aromatherapy area: up to 30m2/35.88 sq.yd<br> tank capacity: 400ml<br> material: abs+pp<br> power plug: us<br> <br> package list: <br> 1×smart 400ml scented oil diffuser humidifier<br> 1×charger adapter 1.4m length.<br> 1×measure cup <br> 1×user manual