Feature: Microporous Atomization Technology: The polymer atomization effect makes the mist diffusion more stable and uniform, and does not wet the tabletop; nano-scale water ions penetrate the skin base layer to moisturize the water-deficient skin. Long Lasting Humidification: Small portable humidifiers have continuous spray and interval spray modes. It will last for 5 hours/10 hours with 230ml water. No need to add water frequently. Perfect Travel Size humidifier: The portable mini humidifier is light weight and small, which makes it great for hotel, car, baby bedroom, office. Its ultrasonic technology makes it super quiet without producing any bothering noises. Safety Protection: Water level can be observed via transparent water tank. The dry-proof protection of small humidifier for bedroom makes it safe and reliable. Specification: Material: ABSPPsilicone Product size: 68 x 68 x 141mm Input voltage: DC5V Working current: 400MA Power consumption: 2W Water bottle capacity: 230ML Spray amount: 35ML/H Use time: 1 file for about 5 hours, 2 file for about 10 hours. Package List: 1 x Air Humidifier 1 x USB Cable