... convenient 5) Approval:CE,CB,CQC,etc Portable Water Air CoolerMain Function:1. Ice-crystal decrease temperature2. Cool ... , health air3. Move convenience4. Water-sprayed humidifying, collect dust and undesirable odor5. 3 ... wind speed adjustment6. Cross flow wind way, large air delivery7. 8 hours cumulate timer8. 80 degree ... Room Dimension15m² Popular Portable Water Air Cooler