Fan Pen, GS 2 in 1 Creative Handheld Mini Pocket Size Fan With Smooth Writing Ballpoint Pen, Replaceable Battery Silent Fan For Writer Student Working Office Camping Cool, Black HIGH QUALITY & UNIQUE DESIGNCreative style, made of high-quality metal and ABS, has a solid structure and pressure-resistant that are soft and elastic, and can be disassembled and installed.Simply push the switch button to turn it on (or off) SMALL SIZE AND LIGHT WEIGHTIt can be placed on the desktop, you can also take it go outside,you can take it to anywhere,and help you cool down wherever and whenever you feel hot. FASHIONYou can enjoy while writing,it is easy and comfortable to write with, and cute design enriches the entertainment of learning life REPLACEABLE BATTERYBuilt-in an 'AAA' battery(included) SUPER QUIETThe usb fan with a exclusive way to control the noise when the fan works. Glowseen offer 12 months warranty, just shop with your confidence