1.: Our lovely humidifier is made of ABS, transparent PC and silicone. It does not contain BPA and is skin friendly and . It is suitable for families and offices with infants and children. This diffuser disperses a comfortable stream of room-temperature mist, no heat involved. 2.USB Humidifiers: The USB power supply is compatible with any USB port on the device, ensuring it can be used in the bedroom and office. Connect diffuser with your laptop, power bank or other devices with USB cable, more environmentally friendly and convenient. 3.Applications: The humidifier can be used in office, bedroom, living room, car inside, does not wet the car and does not fog, keep your car wet, compact designed, take up little space, easy to carry. Very suitable for mothers to use. Pair it with cute Spaceship Shaped to make your like it more. 4.Ideal Gift: The cute humidifier is in spaceshipshape, which is cute and lovely, exquisite gifts for your beloved friends and family. Create a quiet and comfortable environment for your children without disturbing your study, work or sleep, and stay away from those annoying noises.