The product uses polymer atomization technology to allow water molecules to fully diffuse into the air, so that water droplets do not flow back & wet the table. Widely applicable: can be used in cars, homes & offices, easy to carry Automatic power off protection, when the water level is lower than the stylus, the mode is turned off, & the night light mode is normal. 250ML large capacity, lasting humidification for 8 hours. Add water once, lasting humidification, no need to add water frequently, & work comfortably all day. less than or equal to 30dB noise reduction design, say goodbye to air-conditioned room dry, sore throat, no radiation, no stimulation, pregnant women, the elderly, children can use. Power mode: USB power charging Rated voltage: DC5V Rated power: less than or equal to 2W Working current: 500MA Water tank capacity: 250ML volume: 25-40ML / H colour: blue Material: ABS+PP+silicone size: about 68 * 68 * 145mm Package Contents: 1 * Humidifier 1 * Power cord 1 * instruction manual Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.