VH Portable Mini Smart USB Fan Dual-motor Electronics Fans Metal Body Flap Low Noise for Power Bank Notebook PC Laptop Computer USB Port Devices
Features:
Dual-motor, and double fan settings (5-blade front wing, 7-blade rear wing) rotating in opposite directions driven by different motors to produce cooling breeze.        
USB interface, can be used with PCs directly, with wall plugs via ac charger, and with any USB devices such as power banks. It makes the fan can be placed anywhere if necessary.         
Minimal design, Low noise.        
Smart control system: simply touch the fan body case to swith the different positions of blow strength.        
Attached PU-Leather hanger makes it can be hanged on the wall or be used as a dock to hold the fan stably when put it on desk.        
Detachable structure, easy to clean.        
Specifications:
Type: Smart USB Fan
Brand: VH
Model: VH104
Color: Black, White (Optional)
Material: Metal Alloy, PP resin, PU Leather
Interface: USB Port
Switch Position Levels: High, Low (2 Levels)
Air volume (m³/MIN): High 6.5,  Low 5
Noise (db): High 34,  Low 26
Length of USB cable: 1m/39.4in (approximate)
Item size: Approx.10 * 10cm / 3.9 * 3.9in (D *H)
Item weight: Approx.274g / 9.7oz
Package size: Approx.12 * 12cm /4.7 * 4.7in (D *H)
Package weight: Approx.371g / 13.1oz
Note:
USB is to be used only for supplying power to the device and not for communicating with a computer.    
Package including: 
1 * VH Smart USB Fan
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