I tried two methods.
1. Apply a battery of ZenPad
https://drive.google.com/file/d/1Ab_...ew?usp=sharing
2. Connect battery cable to USB directly.
I know 5.0 voltage may cause malfunction, but it's working now.
https://drive.google.com/file/d/1Bwu...ew?usp=sharing
Both of two methods are working fine.
Here is another FrankenMax.
Thank you.