5000mAh Cooling Fan Stand Ring Heat Radiator USB Power Bank Battery Ultra Silent Dissipate Cooler Holder for Phone Gear VR Glass with LED Light;

·5V USB DC powe
·Ultra Silent(18~25 DB)

Package includes:
1 * Cooling Power Bank

How to use:
[Open]:
Click the power, it can charge the phone. Then double clicks, the cooling fan will be on.
(You can open the cooling fan only when the light is on.)
After you open the fan, put the side of sucking disc on the back of the phone or pad.
[Close]:
Double clicks again it will close the fan,30 seconds later the charging power will be off automatically.