Product name: GFS003 Output power: 7.2W Input power: 10W Power supply: 3.7V Battery capacity: 4000MAH Plastic material: ABS Wind speed: 6M/S Gear: Digital display 100 gears Speed regulation: Stepless adjustment Motor parameters: 9V 5800RPM Fan blade size: 3 inches 12 blades 68MM Charging power supply: DC 5V2A Product size: 197*119*73mm Charging time: about 2.5 hours Discharge time: 2-12H depending on different gears/usage scenarios Color box size: 205*95*48mm 6 Technical Breakthroughs,New cooling Experience 5X Strong Airflow, Fast cool down in 1 second Brushless motor and 12 fan blades produce 9m/s concentrated, long-distancecomforatble wind duct. 1-100 Speed setting,Fast stepless Adjustment Convenient LED screen Display Quickly know the digital displays for remaining battery power and current speed level at a glance. Aesthetic Fashion Design, Exguisite summer companion Movable HeadAdjustable Desktop Fan With a 180-degree rotatable head, you can adjust the best tilt angle according to your height. A Size similar to Mobile phoneWeighs only 222g Super Silent Operation Like Naturalwind Upgraded brushless motor works quietly in the low speed levels without disturbing others. Portable Lanyard,Free Your Hands Easy to Carry without Taking Up space