1. Portable mini.USB air conditioning fan handheld fan, apply to home, office and school, also great for travel, camping, hiking and other outdoor activities. 100% new and high quality. 2. Powered by built-in rechargeable lithium battery. It's very convenient to take it with you anywhere and anytime; Or connect the USB charging cable (included) via computer/laptop, car charger, power bank, 5V USB wall charger, 5V solar charger, etc. Heat fresh air in a long hot summer. 3. A built-in T-shaped stand for hands-free on the desk; with exclusive lanyard to hang on your neck for easy mobility. Small compact design, perfect fit in your pocket, purse or backpack. 4. Unique 2 in 1 fan refrigeration and air conditioning models, which can effectively cool 3-5 degrees, water-cooled sponge body simply wet (to keep the water does not overflow the state), then it will blow the cold wind with water vapor; Plus a few drops of essential oils on the sponge can also be used as an aroma-diffusing humidifier. 5. Creates smooth airflow without fast spinning blades, much safer and quieter than traditional fans. Environmentally friendly rechargeable lithium battery, long working time and low power consumption for constant use. Hot little must-have summer gadget, you'll never have to get sweaty