Portable Fan For Home Office Desk Table Clip Fan 4000mAh Battery Usb Rechargeable Silent Fans Ventiladores Para Casa Fans Black Portable Fan for Home Office Desk Table Clip Fan 4000mAh Battery Usb Rechargeable Silent Fans Ventiladores Material: ABS Housing and Alloy neck Net Weight: 700g Package Size:7.45.911.4 inch Output Power: 4 W Charging Time: about 3 hours with 2 A adapter Charging voltage: DC5V-1A or 2 A Power Supplies:power bank, laptop, adapter, solar charger, car charger Battery Type: 18650 lithium Colour:Black Main Feature: 1.4000 mAh battery 2.5-15 running hours 2. Moves a lot 4 Wind Speed: 5.81 m/s -6.38 m/s 3.Super quiet brushless motor makes noise to 50 db 4.Turn in about any direction you want to aim it 360?a degree horizontally, 180?a degree vertically 5.Easy cleaning detachable cover 6.Strong clasp the clamp is tight that needs to hands to clip on thick objects 7. Built in quality ABS plastic housing, alloy neck 8. Fast charge 3 hours finish charge with quick charger not included 9. The alloy metal neck which gives it a bit more weight so it won't tip over by itself when standing unclamped. 4000mAh Battery Fast Charge Detachable Cover