[Fast and Efficient Cooling]-- Mini air cooler multifunction design takes you away from the hot summer, enjoy your cooling summer. Personal air conditioner have multi-directional air vent that is adjustable to point the air to the area you want. [5200mAh Rechargeable]-- Air cooler rechargeable is truly wireless and portable in design, small in size, and can easily carry anywhere. With 5200mAh Large capacity battery, can be refrigeration continuously for 5-10 hours to keep you cooling. [Energy Saving]-- Small air conditioner doesn't contain harmful refrigerant, no freon, no use a compressor. Desk air cooler has low energy consumption to decrease your electricity bill and its completely fit for our low-carbon lifestyle. [Ultra Quiet & Removable Air Deflector]-- Air conditioner for bedroom with 3 wind speeds can work effectively at low noise levels. Air Deflector can be disassembled and cleaned, which is very convenient. [Indoor and Outdoor Use]-- Just pour some ice water in the water tank, then use USB cable to connect the adapter, power bank, computer, and it will cool the hot air around you in a few seconds, making it ideal for usage in room as well as on outdoor, travel, and camping.