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