Great Quality! Dimensions: 14.2 x 9.6 x 9.4 cm Weight: 300 g Material: ABS + PP + Silicone Input Voltage: DC 5.0V Working Current: 200-450mA Spray Amount: 30ml-50ml/H Using Power: 1.0-2.25W Water Tank Capality: 500mL Working time: 10-16 hrs USB Powered DOESN’T COME WITH COTTON FILTERS, ONLY 1 INSTALLED (Used a little)! Two Working Modes & Light Modes - Press the button for the first time & continuous mist; Press the button a second time to switch to intermittent mist (3 seconds on/2 seconds off). Long press the button for the first time to turn on the LED night light; Press the button a second time to switch the LED night light to the breathing light. Great night light in bedroom. Ultrasonic Quiet Operation - Less than 30 dB quiet atmosphere. Humidify your living space to prevent dry, stuffy air, dry skin, etc. Waterless Auto-Off - Will automatically shut off when water runs out. No worry about damaging the device itself or causing danger to users. Ideal for small to medium sized rooms like bedroom, baby room, office or lounge room, yoga, spa, etc.