1. Folasaga
The Shelly BLU H&T is a compact, water and dust-resistant Bluetooth sensor designed to accurately measure temperature and humidity. This device is an integral part of a smart home ecosystem, enabling users to monitor environmental conditions and automate climate control when integrated with other Shelly devices. This manual provides essential information for the safe and effective use of your Shelly BLU H&T sensor.

Image 1: Introduction to the Shelly BLU H&T sensor, highlighting its precision and durability.
2. Fa'amatalaga Saogalemu
- Faitau ma le faaeteete lenei tusi lesona aʻo leʻi faʻapipiʻiina ma faʻaoga.
- Aua le taumafai e fa'a'ese'ese pe suia le masini.
- Taofi le masini mai le susulu sa'o o le la, mea e maua ai le vevela, ma le mumū o le afi.
- Ensure the battery is inserted correctly according to polarity markings.
- Lafoa'i ma'a fa'aaoga tatau e tusa ai ma tulafono fa'alotoifale.
- The device is IP54 rated for dust and splash water resistance; however, it is not designed for submersion in water.
3. O a mea oi totonu o le Pusa
I le tatalaina o le afifiina o oloa, e tatau ona e mauaina mea nei:
- 1 x Shelly BLU H&T Sensor (Black)
- 1 x CR2032 3V Battery (pre-installed)
- 1 x User Manual (lenei pepa)

Image 2: The Shelly BLU H&T sensor and its packaging.
4. Ua uma le masiniview
The Shelly BLU H&T sensor is designed for discreet placement and reliable performance. It features a compact square design with a central sensor opening and a small LED indicator.

Ata 3: Auiliiliga view of the Shelly BLU H&T sensor.
O mea taua e aofia ai:
- Bluetooth Low Energy (BLE) Technology: Ensures quick response and extended battery life.
- IP54 Fa'ailoga: Provides resistance against dust and splashing water, suitable for both indoor and outdoor use.
- Fua sa'o: Accurately monitors temperature and humidity levels.
- Tala'aga o Fa'amaumauga: Access historical data for environmental trends.
- Faiga Fa'ailoga: Allows for proximity-based automations.

Image 4: Features of the Shelly BLU H&T, emphasizing Bluetooth operation.

Image 5: The Shelly BLU H&T's IP54 durability and suitability for various environments.
5. Seti
5.1. Fa'apipi'i ma'a
The Shelly BLU H&T comes with a pre-installed CR2032 3V battery. To activate the device, remove the small plastic tab if present. If you need to replace the battery, gently open the device casing and insert a new CR2032 battery, ensuring correct polarity.
5.2. Shelly Smart Control App Installation & Pairing
To utilize the full functionality of your Shelly BLU H&T sensor, you need to pair it with the Shelly Smart Control app. The app is available for both iOS and Android devices.
- La'u mai le Shelly Smart Pulea app mai le faleoloa app a lau masini.
- Create an account or log in to your existing Shelly account.
- Ia mautinoa ua mafai le Bluetooth i lau telefoni.
- In the app, follow the on-screen instructions to add a new device. The app will scan for nearby Shelly BLU devices.
- Select your Shelly BLU H&T from the list and complete the pairing process.
5.3. Gateway Requirement
The Shelly BLU H&T sensor requires a compatible Shelly gateway device (e.g., Shelly BLU Gateway, Shelly Plus, Pro, or Gen3 device) to connect to the Shelly Smart Control app and enable remote monitoring and automation features. Without a gateway, the sensor will operate locally but cannot communicate with the app or cloud services.
6. Galuega
6.1. Monitoring Temperature and Humidity
Once paired with the Shelly Smart Control app via a gateway, you can view real-time temperature and humidity readings from your sensor. The app provides a dashboard to monitor current conditions and access historical data.

Image 6: The Shelly BLU H&T offers data history and secure communication.

Image 7: The sensor's role in climate control by tracking temperature and humidity.
6.2. Smart Scenes and Automation
The Shelly BLU H&T sensor can be used to trigger automated actions (Smart Scenes) with other Shelly devices. For exampLe:
- Pulea o le vevela: If the temperature drops below a set threshold, automatically activate a Shelly-controlled heater.
- Puleaina o le Susū: If humidity exceeds a certain level, turn on a fan connected to a Shelly relay.
- Window/Blind Control: Based on outdoor temperature, automatically adjust blinds or open/close windows (with compatible Shelly devices).

Image 8: The sensor enables scene activation and automation with other Shelly devices.
Video 1: An official Shelly video demonstrating how Shelly devices can create a smart home environment. This video showcases various smart home applications, including lighting, security, energy saving, and daily routine simplification, highlighting the benefits of integrating Shelly products into your life.
7. Tausiga
7.1. Suiga maa
The Shelly BLU H&T uses a single CR2032 3V battery. The battery life can vary depending on usage and environmental conditions. When the battery level is low, you will receive a notification via the Shelly Smart Control app. To replace the battery:
- Gently open the device casing.
- Aveese le maa tuai CR2032.
- Insert a new CR2032 3V battery, ensuring the positive (+) side faces up.
- Close the device casing saogalemu.
7.2. Fa'amamaina
To clean the device, use a soft, dry cloth. Do not use abrasive cleaners, solvents, or immerse the device in water. Ensure the sensor opening remains clear of dust and debris for accurate readings.
8. Faʻafitauli
| Fa'afitauli | Mafuaaga e ono tupu | Fofo |
|---|---|---|
| Device not detected during pairing | Bluetooth is off; device out of range; low battery. | Ensure Bluetooth is on, move device closer to phone/gateway, check/replace battery. |
| Faitauga le sa'o | Sensor opening blocked; device placed in extreme conditions. | Clean sensor opening, relocate device to a suitable environment. |
| No remote access/automation | No Shelly gateway connected or configured. | Ensure a compatible Shelly gateway is set up and connected to the internet. |
| Puupuu le ola maa | Frequent data updates; extreme temperatures. | Adjust reporting frequency in app settings, avoid extreme temperatures. |
9. Fa'amatalaga
Detailed technical specifications for the Shelly BLU H&T sensor:
| Fa'aaliga | Fa'amatalaga |
|---|---|
| Numera Fa'ata'ita'i | 3800235266809 |
| Feso'ota'i | Bluetooth Low Malosiaga (BLE) |
| Paoa sapalai | 1 x CR2032 3V Battery (included) |
| Ola ma'a | Up to 5 years (depending on usage) |
| Va'aiga vevela | 0°C i le 60°C (32°F i le 140°F) |
| Susu faasolo | 0% i le 100% RH (e le fa'afefe) |
| Sa'o | Temperature: ±0.5°C; Humidity: ±5% RH |
| Fa'ailoga IP | IP54 (Dust and splash water resistant) |
| Fua | 1.46 x 1.46 x 1.46 inisi (37 x 37 x 13 mm) |
| mamafa | 0.46 aunese (13 kalama) |
| Ituaiga Fa'amau | Vaega o Mauga |

Image 9: Dimensions of the Shelly BLU H&T sensor.
10. Fa'amaonia ma Lagolago
Shelly provides a 2-year device warranty. For technical support, product information, or warranty claims, please refer to the official Shelly support resources.
- Lagolago i luga ole laiga: Asiasi i le Shelly Support Home for a knowledge base, FAQs, and community forums.
- Lagolago fa'apolofesa: Contact Shelly customer service for direct assistance.

Image 10: Scan the QR code for quick access to Shelly's support resources.
11. Related Shelly Products
Enhance your smart home experience by integrating the Shelly BLU H&T with other Shelly devices:









