1 this product uses the USB line is connected to the battery or loaded into the 3 5 batteries (battery power)? input voltage DC5V.
2 open the box lid? sorting out the fan hose? hose angleadjustment? and then loaded on and organize a good blade?pull switch? the fan can operate.
The 3 fan hose angles can be adjusted optionally? connecting parts do not forcibly with or pull out.
4 the box lid? please plug it back in the box? in order to avoid the loss of. The box can be used when the mobile phone seat and a pen.
5 please do not mix old and new batteries? long-term when not in use? please remove the battery? the battery cell to preventcorrosion? resulting in failure.
Power: 1W
Input voltage: DC5V