【Portable Travel Humidifier】- Portable mini humidifier Can be inserted into any container and is easy to use.USB design makes charging easier.The portable humidifier is suitable for home, office, car, hotel, dorm, camping and outdoor.Convenience on the go is guaranteed wherever you can connect a USB plug.【Silent Ultrasonic Wave Humidifier】- The noise-free humidifier uses ultrasonic wave technology and is very quiet and interference-free while working or sleeping.It will turn off automatically, so it is safe, don't worry when you sleep.The humidifier can be used for 8 hours at a time, will automatically turn off after 8 hours, and can be used again after turning on.【Healthy Humidity】- This portable humidifier can effectively improve dry air, add moisture to the air and relieve the inconvenience caused by drying.When you're on the go, use it.Sit back, relax and make your car a stress-free, peaceful place to enjoy.Ideal for your family, friends and lovers.Specification: Name: Bottle Cup Humidifier Product Size: about 215*54mm Spray Quantity: 30-40ml / Aroma Diffuser Humidifier Noise: ≤30dBApplicable place: office, car, home, hotel Occasion: working, driving, yoga, reading, sleeping, traveling, SPA and so on Weight: about 82g Package: 1 X Humidifier