1) Novelty and practical design; 2) Naturally air purify the dust and bacteria through the water-bath technology (siphon force plus centrifugal force to clean air); 3) Add drips of concentrate solutions(hydro-essential oil) to the container, this air purifier instantly remove air contaminants, dusts, odors and other particulates and release continuous freshening air and fragrance; 4) Antibacterial solution may be added to the water to increase disinfecting and filtering effectiveness; humidify; 5) Battery-operated or adaptor included and you can even use on computer with USB jack. 6) Voltage: 4.5V Weight: 13.7KG Carton size: 74*25*46CM Amount per container: 36PCS Color: As the picture shows