Modules
1. Motion sensor (good enough) https://a.aliexpress.com/_msUAsE1
2. Physical buttons https://a.aliexpress.com/_m0g0llT
3. BME280 (pressure temperature humidity) took on 3.3 volts https://a.aliexpress.com/_mOfVe5B
Controllers
1. WEMOS module without battery (4MB) https://a.aliexpress.com/_msriy5r
2. WEMOS module with battery (16MB) https://a.aliexpress.com/_mN8xPEl
3.esp32 https://a.aliexpress.com/_ms3mUPF
4. Cheap esp32 https://a.aliexpress.com/_mrbr9mt
5. Power cord for esp ESP32 item 4 and ESP8266 item 2 https://a.aliexpress.com/_mLSRXhJ
6. 5 volt power supply: https://a.aliexpress.com/_mODVu1j
7.RobotDyn: Arduino Uno + ESP8266 4Mb
8. RobotDyn: Arduino Mega + ESP8266 4Mb
These are links to the original seller. These modules work for me (or for people in our community) in many projects.