QI Wireless Charger for IKEA bed for 5.1" smartphone

Here is a self-designed QI wireless charger bed for IKEA bed for 5.1" phones (I'm using it for Samsung Galaxy S6 and S7).

Electronics used for: https://www.aliexpress.com/item/Qi-Wireless-Universal-Charger-PCBA-Circuit-Board-Coil-Wireless-Charging-Micro-USB-Port-DIY/32780560736.html?spm=a2g0s.9042311.0.0.F7DXEs

Before the final release, I did 3 prototypes. The last one is fixed with screws on back side, but in principle can be used without screws.

Consist of two parts:
- body: charger_