Phone AMP egg

I made an egg that increases the volume of the smartphone.
It is optimized for "HUAWEI P10 Lite" + "spigen RUGGED ARMOR (L14CS21508)".

v1: Initial release

v2: The following has been corrected.
2019/1/16
· For charging
· To be laid horizontally

v3: The following has been corrected.
2019/1/16
· As the volume increases
... I'm not sure exactly how big it really is ...


v4: Fixed the following
・ Improved stability for horizontal installation
* Confirmed that support is not required.