Features: Just put this floating mist machine in the pond or fish tanks, and plugs in the usb adapter, turn on thepower. Then here comes this floating mist atmosphere. No any chemicals, heat, etc. Just enough water, then it will bring you an excellent mist effect. Colorless, non-toxic andodorless. The depth of water must be beyond8cm. Therefore, it can work effectively and properly. When is equiped with a LED powergenerator, the light will shine with the coming out mist, adding cozyand romantics atmosphere for your fish tanks, rockery landscape, etc. (power adapter not included). Suitable for mini pool, pond, fish tanks, rockery landscape, reptiles incubator and more occasion, etc. Specifications: Material:Plastic Floating Rings Diameter: Approx.10cm/3.93inch Overall Height: Approx.13.3cm/5.23inch Combination Size: Approx.10x10x10x13.3cm/3.93x3.93x3.93x5.23inch Color:White/Black Applicable area: less than 10 square meter Water tanks capacity: more than 10 liters Number of fog outlets: 1 Noise: below36dB RatedVoltage: 220V Package Includes: 1x Mist Maker note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.