Vmoni Air Freshener Mango Humidifier With LED Night Light For Car Home And Office (Multi Color) Product color will be shipped as per inventory availability Product applicable : children's room, bedroom, toilet, living room, office, car, outdoor and so on Material : ABS plastic; Increase humidity of air; Moisturizing your skin. Humidifying the air, makes breathing easier and reduces coughing and sinus congestion due to colds, allergies, and flu. No Battery Needed. Just fill water with 1-2 drops of aroma perfume and plug in provided micro USB cable with your mobile charging adapter and start use.