Usage Tips:[Super Dense Mist]: the mist can cover an area about 3.28 square feet, it can fully solve your needs, Giving you a more powerful and stable mist effect.[Automatic Power-off]: There's a water level sensor on our mist maker, it can stop the mist maker when the water level is too low.[Float Component]: There's a float, help the mist maker working normal in deep water.[More Convenient USB Component]: There's a USB interface, it be more convenience to use, but it don' come with power plug.[Widely Use]: It can add great amount of mist, You can put it in your pond, rockery, fish tank, vase, tank.Colour:WhiteMaterial:plasticPackage Contents:1 x Mist Maker1 x floatOnly the above package content, other products are not included.Note: Light reflection 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.