Vivid circulating lights with a luminous mist create a tranquil atmosphere while delivering soothing fog, helping to relax and improve sleep quality with a gentle night light feature. Portable mini humidifier with USB power: compact design for easy transport. Powered by USB 5V/1A (not batteryoperated). USB cable included; USB adapter not included. Compatible with computers, power banks, sockets, power outlets, and car USB ports. Ultraquiet and safe design: operates at less than 40 dB to maintain a quiet space for sleep and work. Humidifies dry indoor air to reduce stuffiness and help protect against flu and cold germs, keeping your living space properly moisturized. Two spray modes and auto shutoff: continuous mist or intermittent mist. Continuous mode autoshuts after 4 hours; intermittent mode autoshuts after 8 hours. It also shuts off automatically when water runs low, protecting the unit and ensuring safe use. Suitable for multiple spaces and uses: ideal for bedroom, baby room, living room, office, car, hotel, plants, and even facial care. Use scenarios: In the bedroom or baby room at night to maintain comfortable humidity and enjoy the soft night light. At the office or living room to reduce dryness and create a calming atmosphere. On the go or in a hotel room using a car USB port or power bank to maintain humidity and comfort during travel.