•Stepless speed adjustment design, push the button from bottom to top to adjust the fan speed from low to high •Using the same motor as a high-speed hair dryer, the output wind speed can reach 7m/s, surpassing 95% of fans •13000RPM high-speed brushless motor, effectively reducing friction noise •Long-lasting battery life eliminates the hassle of repeated charging, allowing you to carry it around the house without fear of challenges Specifications: •Product model: FS20 •Working voltage: DC5V/1A •Maximum power: 8W •Charging indication: charging light flashes/fully charged light stays on/low battery white light flashes quickly and shuts down •Battery: 18650/2000mAh •Fan: stepless speed adjustment •Charging time: about 2.5 hours •Charging interface: Type-C •Battery life: about 0.8-4 hours •Control method: push button + button •Size: 162x65.6x62mm •Net weight: 0.20kg Package included: •1 x Cooling Fan •1 x Charging Cable •1 x English and Chinese User Manual •Other items not include