Kinvida Car Spray Air Diffuser Humidifier - Portable Mini USB Aroma Aromatherapy Atomizing Purifier Freshener for Cars - Green With a 25ml Humidifing Capacity per Hour, it's Enough to Change the Car Microenvironment and Meet Your Needs. The 2-hour Automatic Shut-off Prevents Potential Harm from Running without water Small Enough to Easily Fit into a Coat Pocket, or Slip into Your Purse or Bag, Which Includes Charger Design, not Need Prepare the External Power Adapter or Cable Humidifier Water Tank Could be 180-Degree Rotation with No Leakage, Standard Car Charger Interface, Which Could Compatible with the Most Vehicles Standard Retail Package Perfect for Gifts Choices, One more filter include for the replacement, 4 Colors (Blue/Green/Pink/Purple) for Your Selection. Kken Friendly Customer Service and Quality Warranty 180 Degree Rotation to Make Full Humidification.2 Hours Power Protection,Anti-Dry.