Home Assistant: Ultra Cheap 4$ multi-room Temperature Sensors (Xiaomi Mijia BLE ESP32)

1,5 years have passed since my original video about this and some things have changed, including a 4$ sensor Xiaomi makes that through the some clever hacks is now also useable with ESPhome and inside of Home Assistant! Video includes a setup tutorial to get it working from scratch!

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▶ Jump links:
0:00 - Introduction
1:05 - Story, why doing this?
2:18 - Getting multi-room Temp and Humi into Home Assistant
3:29 - Pre-built vs DIY sensors
4:50 - Comparing the "old" and new 4$ sensor
5:39 - Working setup in Home Assistant
7:30 - New 4$ sensor!
8:00 - New hardware lockdown
9:20 - Huge Shoutout to hack creator!
10:03 - What components do you need?
TUTORIAL time
12:00 - Using Phone to hack sensor
15:02 - ESPhome
16:04 - ESP32_ble_tracker
16:28 - Finding MAC address
17:45 - Adding sensor to config
18:45 - Adding it to Home Assistant
19:26 - All working!
19:38 - Comparing advertising times
░▒▓[Associated blog post]▓▒░
New post (with all text bits): https://blog.quindorian.org/2020/10/4-xiaomi-temperature-sensor-for-home-assistant.html/

Link to Hack Creator Vide: https://youtu.be/NXKzFG61lNs
Link to Hack Creator Github: https://github.com/atc1441/ATC_MiThermometer
Alternative firmware with many updates: https://github.com/pvvx/ATC_MiThermometer

Old post and videos: https://blog.quindorian.org/2019/04/home-assistant-cheap-multi-room-temperature-humidity-sensors.html/
░▒▓[Information & Shopping links]▓▒░

Sensors
👉 New 4$ sensor (LYWSD03MMC): https://geni.us/A3KWeh
👉 "Old" Non-E-Ink Xiaomi Mijia Temp and Humi sensor (LYWSDCGQ): https://geni.us/Tr2RpJH
👉 E-ink Round (CGG1) model: https://geni.us/eJIB
👉 E-ink Bigger rectangular (LYWSD02) model: https://geni.us/JBWKR

ESP32 boards:
👉 MH-ET Live ESP32: http://geni.us/4OZdAj
👉 Wemos D32 Mini: https://geni.us/9aXV

USB power:
👉 High Quality Phone charger (very stable for ESP32, 5v 2A continuous): https://geni.us/TiSqB

USB Cable:
👉Good Micro-USB cable: https://geni.us/4Yqui9t
░▒▓[Music]▓▒░
Intro&Outro
TheFatRat - Xenogenesis
(https://youtu.be/IyDvC6NvXBo)

During Video
AShamaluev - Inspirational Dream
(https://youtu.be/-4ya47k9I3M)

Видео Home Assistant: Ultra Cheap 4$ multi-room Temperature Sensors (Xiaomi Mijia BLE ESP32) канала Intermit.Tech