The Puff Whale Diffuser reservoir capacity is approximate 25ml Dispensing rate is around 10 seconds. Special FeaturesRelax and mood enhancing, enjoying the spa refreshment Moisture enrichment Air purification Highly safety Environmental friendly and energy saving  The Puff Whaley Diffuser (USB driven) design is user-friendly,

We can provide customer-made service.

This sleek diffuser is wonderful for both adding humidity to the air,

and for dispersing your desired essential oil or blend throughout a room! 

The ultrasonic transducer transforms water and essential oil into a cool mist.

This Puff Whale Diffuser also includes an output adjustment knob, 

and 5 timer features so you can more fully control the output 

and timing of your diffuser. 

This diffuser is nearly silent, you will really hear is the gentle sound of trickling water,

it can be used both at night and during the day. 

And since this diffuser creates negative ions with its ultrasonic action,

it also works to help purify the air!

Puff Whale Diffuser (USB driven)