USB Car Air Humidifier Color: White/Yellow Mist Capacity: 200ml Capacity: 180ml Product Size: 89x72x141mm Material : ABS/PP/Silicone Working time : 5 Hours These are USB lemon air humidifier for cars and homes. Fits comfortably in one hand, humidify at home, in car, office. Adds moisture, does not add noise. Press to turn on night light mode, extra feature. Stops after 4 hours automatically, prevents heating after out of water. Enjoy the mist all day. Brand other SKU OT776EL0JZKECNAFAMZ-192004