ELZO Clip on Fan, 5000mAh Mini USB Desk Auto Oscillating Small Fan, 360° Rotation Rechargeable Stepless Speed, Super Quiet Portable Fan for Office...

6-40 Hours Super Long Endurance: Built-in rechargeable 5000mAh battery, 6-40 hours working time depend on different speed; 12V USB Fan charging by a computer, laptop , power bank, USB Charger, cellphone adapter, car charger etc Auto Oscillation & 360° Rotation: The office fan can be automatically rotated 70° from left to right and manually 360° horizontally and manually 360° vertically to ensure different wind angles. You can always find your favorite angle to enjoy the comfort of the wind Super Quiet & Stepless Speed Control: The continuous speed control button can naturally change the wind speed from weak to strong, and the wind changes strongly. The maximum wind speed can reach 3800rpm(17ft/s). You can choose the wind speed according to the different scenarios. Choose the comfort level when the airflow is high or low. Lower noise ( 40 dB) 2 in 1 Clip On Fan and Table Fan: Stand & Clip 2-in-1 design, light weight and portable size (9.64 x 6.7 x 3.74 inches) make it suitable fo