Usb Portable With Pen Silent Handheld Fan $ 6.56 Product information: Category: Polymer Battery Product Features: With Pen And Writing Function Noise: 36-45db Rated Voltage: Dc5V---1.0A Rated Power: Dc5V---1.0A Rated Frequency: Dc5V---1.0A Speed Adjustment Gear: Third Gear Color: Pink, Cyan, White, Blue