1. VIBRANT, COLORED BIKE LIGHT & NIGHT LIGHT – This cool mist humidifier features a VIBRANT, colorful light setting that creates a peaceful atmosphere while providing a soothing mist.It offers relaxation for you.The night light could improve your sleep quality. 2. PORTABLE MINI HUMIDIFIER & USB POWER SUPPLY - Portable and small design is easy for you to bring to you.The USB power adapter is compatible with the device's USB port, which ensures use in the bedroom, office or car. 3. QUIET - ensuring operation.This humidifier will not disturb you while sleeping and working.It can effectively moisturize dry skin and help reduce skin peeling. 4. ONE BUTTON CONTROL - The portable USB humidifier is very easy to use.One button controls all functions.All you need to do is press the power button every 1 second to control the mist.Press and hold the power button for 3 seconds to activate the night light and color light function. 5. TWO SPRAY MODES & AUTOMATIC SHUT-OFF – This humidifier has two mist modes: continuous and intermittent mode.In continuous operation, it switches off automatically after 4 hours.In intermittent mode, it will automatically turn off after 6 hours.It switches off when the water level is low.So you don't have to worry about the humidifier being damaged due to lack of water.You can use it at night without worrying about safety.