1. Five vortex-shaped blades, evenly stirring the air to produce a large amount of wind
2. Slightly concave curved windshield, so that the air volume is concentrated to reduce the loss of wind power
3. Copper low-noise motor, smooth running to create wind and reduce the hard wind feeling
4. 30ms fast response, one key to send away the heat
5. Night light mode adjustment, can add mosquito repellent aromatherapy
6. Indoor real-time temperature can be displayed, easy to use
7. Foldable design, easy to carry out of the house
8. Mask can be disassembled and cleaned, more clean and hygienic

Parameters:
1. Charging input: 5V 1A
2. Power: 5W
3. Display function: gear / indoor temperature
4. Gear: 4 speeds
5. Use time: 3-12 hours
6. Battery capacity: 4000mAh
7. Decibel value: 40-50dB
8. Charging time: 6-8 hours
9. Weight: 850g