Fuloon&reg; 12 LED Fountain Mist Maker Light Mister Foggers With AC Adapter Automatically Color Pattern Changes No heat or chemicals used,can be used as humidifier Water Level sensor (turns mister OFF automatically when the water level is low) With 12 LED light, color and pattern changes automatically This 12 LED mist maker can add a stunning mist effect to your pond or water tank to filter the bad smell with electro and ultrasonic technology Ideal for indoor fountains, water feature, office,pond,fish tank and so on