【Adjustable mist modes and light modes】The air humidifier has seven-color light, you can press and hold the switch for 1.5 seconds to turn on the night light mode, and the colored lights will change. Press and hold the switch again for 1.5 seconds, and the light color can be fixed. You can also turn off the light. 【Portable 320ml Mini USB Humidifier】The mini humidifier is small in size, lightweight, easy to carry, easy to take with you anywhere, in your bag, backpack and suitcase. It also easily finds its place on any table and fits perfectly in the cup holder of your car. Each humidifier contains a mini USB lamp and a mini USB fan, which can be connected to electricity by any USB port to give you better air. 【320ml Quiet Cool Mist Humidifier】320ml water tank humidifier, spray amount 30-40ml/L, 2 working modes: Intermittent and continuous spray mode. Full water with USB use can last 8 hours in continuous mode, 16 hours in intermittent mode. The humidifier will automatically shut down