hurricane freeze personal air cooling unit - low energy consumption using evaporative technology, compact, portable fan, chills the air, with aromatherapy mist, and night light feature hurricane freeze cool and clean air anywhere you go. transform your personal space into an invigorating haven with your very own portable personal cooler. the hurricane freeze is designed to give your personal space just the right amount of cool air and humidity to fight the dreadful heat. looking for a bit of chill just add some ice into the cooler’s water tank to get a delightful blast of frosty air! this handy cooling device also comes equipped with a replaceable composite paper filter. and with its customizable led light + night light and aromatherapy mist diffuser feature, you can now have that instantly cool and relaxing time with just a few touch of a button! create your own microclimate of fresh clean air by your desk, kitchen, bed, office, living room, bedroom, and more! how to use: 1. use 430ml or 14.5 oz. of water to fill the water tank. you can also add a few ice cubes or use cold water for a cooler experience 2. a full tank will last 35 hours depending on fan speed used and the environmental temperature. 3. to fill the oil diffuser (aromatherapy misting) tank, lift open the top lid and remove the rubber plug from the diffuser cartridge. 4. fill the diffuser dropper bottle with water and 45 drops of your preferred essential oils. place the tip of the dropper bottle into the diffuser cartridge and fill. 5. use the usb cable provided to plug in the device or use 18650, liion battery, 2000mah to use in wireless mode. product specifications material: abs tank capacity: 430ml or 14.5 oz working time: 68 hours coverage area: ~2ft of airflow direction filter type: evaporative paper filter life: 23 months power supply: usb 5v dc5 output current: = 2a battery: 18650, liion battery, 2000mah wattage: 0.02w each box includes: 1x hurricane freeze unit 1x diffuser bottle 1x filter 1x micro usb cable