Spades A New Negative ion Air Conditioning Fan Household Humidification Air Cooler

1. Material: ABS
2. Weight: 700G
3. Current: 300mA
4. Negative ion working power: 1W
5. Ion concentration; 1X10PCS/cm3
6. No noise, quiet and cool, using brushless motor for high speed rotation, low speed noise floor operation, 4 blade design