USB powered (5V DC, 3W); no batteries or mains outlet required.
Table Desk Fan - USB Mini-Desk Fan Cooling Mist | Mobile Cooler Fan With 3 Speeds For Home | Personal Air Cooler For Bedroom Office Desk | 7-Color Night Light Desk Humidifier For Cubicle
4" Portable USB Mini Desk Fan Small Quiet Personal Home Office Work Air Cooler
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TOPBATHY USB Mini Desk Fan Low Noise Cooling Fan with Angle Portable USB Powered for Home Office Golden Color for Quick Cooling and Convenience
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Black USB Mini Desk Fan Portable Quiet Cooling Air Cooler Home Office Travel UK
