The mist humidifier with one button design can control all functions of this mini humidifier, just need one button to turn on/off, adjust the 2 mist modes and 3 light modes. It not only helps adjust dry air in the air-conditioned room but also moisturizes your skin, relieves nasal congestion, and purifies the air, keeping you healthy all the time. Features: [3 Light Modes]Long press to turn on the colorful gradient mode, select a single color light again, and long press for the third time to turn on the cool marquee mode. [Two Modes]Two Adjustable Spray Modes, mode one(Continuously spray 4 hours), and can be used to purify air particulates; mode two(Interval spray for 8 hours) can keep humidifying all night. [Night Light]The air humidifier can be used upside down as a night light. Do not stand upside down when there is water in the water tank. [Cool Mist]Safely moisturizes the air for continuous operation so you can breathe easily and get more restful sleep. [USB Charging]The humidifier is powered by a USB port and is compatible with any device with a USB port (laptop, power bank, wall socket, etc.). Specifications: Color: White; Pink; Blue (Optional) Material: ABS, PP, Silicone, Electronic Components Style: Casual Capacity: 250mL Spray volume: 30-40mL/h Spray mode: Continuous spray mode(4h), Interval spray mode(8h) Light: RGB Light, Colorful Gradient Light, Fixed Color Auto-Shut Off: Yes Rated Voltage: DC5V, 1A Rated Power: 2W Usage area: 30-40 Occasion: Home, Hotel, School, Car Package Size: 7*7*11.5cm / 2.75*2.75*4.52inch Package Weight: 140g / 0.3lb Package List: 1 * Mist Humidifier 1 * USB Cable 1 * Cotton Swab 1 * User Guide Note: 1. Before using it for the first time, please put the cotton swab into the water for 3-5 minutes to make the water fully penetrate it. 2. Please use mineral water. Pure water is not recommended 3. It is not recommended to add essential oils, because adding synthetic essential oils will reduce the working life of the humidifier; if adding essential oils, please clean the cotton swabs and nozzles thoroughly after use to reduce losses.