Rasberry Pi Zero/ W/2W UPS

I came across this Pi Zero UPS (link) and decided to create a sturdy case to protect it and keep it secure.

https://s.click.aliexpress.com/e/_omeOqNL
 

alternative link:
https://spotpear.com/shop/Raspberry-Pi-Zero-UPS-Uninterruptible-Power-Supply-26650-Li-Battery/Pi-Zero-UPS-26650-With-Battery.html.