82 Convert Xiaomi Temperature and Humidity Monitor 2 from Bluetooth to Zigbee

📺 HU felirat and EN subtitle!
In this video I will show you, how to convert Xiaomi Temperature and Humidity Monitor 2 from Bluetooth to Zigbee. The custom firmware can be flashed via a modern browser and over-the-air (OTA) without opening the device and unlocks several customization options. You can go back to the original firmware at any time.

👉 Check my video #80 Xiaomi Mi Temperature and Humidity Sensor 2 - part number NUN4126GL to introduce the product and its setup in the Mi Home app..
👉 Check my video #81 How to obtain bindkey for Xiaomi Temperature and Humidity Monitor 2

Links
👉 Custom firmware for BLE thermometers on the Telink chipset
🔗 https://github.com/pvvx/ATC_MiThermometer
👉 Firmware via OTA for version 2.1.1_0159
🔗 https://github.com/pvvx/ATC_MiThermometer/issues/602#issue-2786915630
👉 Telink BLE OTA Flasher
🔗 https://pvvx.github.io/ATC_MiThermometer/TelinkMiFlasher.html
👉 Best price at eduna.hu 2830 HUF app 7 EUR
🔗 https://www.eduna.hu/xiaomi-mi-homerseklet-es-paratartalom-mero-2-feher-eu-nun4126gl?utm_source=arukereso&utm_medium=cpp&utm_campaign=direct_link&aku=d4e1343047d81dfc3bdc8909ba5d665d
👉 User guide
🔗 https://www.mi.com/global/support/user-guide-pdf/lt/mi-temperature-and-humidity-monitor-2/
👉 Xiaomi official website (comparison of Mi Temperature and Humidity Monitor 2 vs 3 Mini)
🔗 https://www.mi.com/global/product/xiaomi-smart-temperature-and-humidity-monitor-3-mini

💻 The system used for the demonstration with ZHA (Zigbee Home Automation):
Home Assistant Green
🔗 https://www.home-assistant.io/green/
Home Assistant OS Core 2025.11.3 Operating System 16.3
🔗 https://www.home-assistant.io/connectzbt1/
Home Assistant Connect ZBT-2
🔗 https://www.home-assistant.io/connect/zbt-2/

Видео 82 Convert Xiaomi Temperature and Humidity Monitor 2 from Bluetooth to Zigbee канала EzEsAz