This Case is for presence detection and Light detection for Home Automation using home assistant.
I got most of the parts from Aliexpress
Microusb for Esp8266
USB for the Power Adaptor
Power Adaptor that fits this model - 5v 1a
https://www.amazon.com/gp/product/B0C2KJTXYB/ref=ppx_yo_dt_b_asin_title_o00_s00?ie=UTF8&psc=1