USB Mini Ultrasonic Humidifier: 1.New and high quality 2. ... it is perfect for use 3. Ide USB Mini Ultrasonic Humidifier(CAP HAT SHAPE USB MINI HUMIDIFIER ) 1. ... W , Mist Out volume: 40ml,Capacity: 280ml 7.Ultrasonic Technology, Micro-Holes Mist Techonogy With switch-power adaptor, ... circumstances. office, corridor, car .9.Applicable space: 15 square meters Packing detail:1 pc/color box , 60 pcs/carton , ...