This ultrasonic diffuser is convenient, easy to use, and features an array of diffusion, light, and sound combinations, so you can set the stage for play or winding down—all with the convenience of touch-sensitive controls.
Coverage area: 323 square feet
Touch-sensitive power and light operation simple enough for children to use
Built-in speaker with five different sound variations: Rain, birds, ocean waves, fan, and lullaby
Ten different LED light options to fit any mood 
Night-light and white noise function independently of diffuser mode
This product has been opened but has NOT been used