Feature:1. 3s quickly cool down. 3 gears adjustment, efficient cooling, multi‑scene application, make you feel comfortable all day.2. The water‑cooled rapid cooling system is equipped with a 750ML large water tank, and water or ice cubes are added to the water tank to achieve a rapid cooling effect through turbocharging.3. Water wash purification, cooling/purification, the air enters the sink, and the air is swept across the water surface or underwater through turbocharging to wash the particles in the air.4. Negative ion purification actively captures harmful substances in the air. Small negative ions have good biological activity and are easy to enter the human body and exert biological effects.5. Simple button design, boot/gear button and negative ion purification function button, easy to operate.6. Mute without disturbing sleep, care for your family's healthy sleep, add aromatherapy, soothe the nerves.Specification:Condition: 100% Brand NewItem Type: Air CoolerMaterial: ABSWorking Voltage: 5VRated Power: 6WWater Tank Capacity: 750mlPurification Type: Negative ion / water washKnow before Use1. When opening the water tank, press and hold the PUSH button under the connection port and open it upward (do not pull it with force).2. It is recommended to use ice water for better effect when filling water.3. The injected water source should not exceed the maximum water level MAXIMUM.Package List:1 x Air Cooler1 x USB CableNote:Do not tilt the product when it is working to avoid water seepage.