Zaiwan Automatic Oscillating Desktop Fan Electric Power Source Air Cooling Stand Fan Built-in 4000MAh Battery 4 Speeds Portable Wireless Fan

Product model: P20 Without Automatic Oscillating Function P20S With Automatic Oscillating Function). Material quality: ABS+PP. Removable grille: yes. Product size: 165.7140295mm. Single net weight/gross weight 550g850g. Style/color P20 does not shake his head: silk floss white, army green, pink. P20S shaking his head: silky white, navy blue. Working power: 7W Max). Input voltage/current: DC5V/2.1A Max). Wind speed: low-end 1.5m/s, mid-range 2.5m/s, high-end 3.5m/s. Motor type: brushless motor. Battery voltage 3.7V. Battery capacity: 4000mAh. Charging time: 2A charging about 2.5h, 1A charging about 5.5h. Use time: Low-end about 7.5h, mid-range about 4.5H, high-end about 2.5H, natural wind about 15H. Product name: Desktop rotating cover fan. Product model: P20 Without Automatic Oscillating Function P20S With Automatic Oscillating Function). Material quality: ABS+PP. Removable grille: yes. Product size: 165.7140295mm. Single net weight/gross weight 550g850g. Style/color P20 does not s