12FS21 Air Cooler

1. Size: 120*127*132mm 2. Weight: 470g 3. Material: ABS/PP, PC electronic components 4. Operating power of negative ions: 1W 5. Battery Voltage: Low 300 mA, Middle 540 mA, High 720 mA 6. Charging time: about 3 hours 7. Working hours: about 8 hours in first gear, 4.5 hours in second gear and 2.5 hours in third gear. 8. One bond releases millions of negative ions and enjoys cleaner air environment easily. 9. 150mL large capacity water tank, just right to avoid water tank surplus 10. Noise-free design, without affecting sleep