1~4pcs Tuya Zigbee 3.0 Mini Temperature Humidity Sensor For Smart Home Thermometer Hygrometer APP Remote Work with Yandex Alexa

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Product Details

NOTE:

1. The battery is not included in the package. Please use LR03-1.5V alkaline batteries.
2. The product is not waterproof, Not suitable for outdoor use.
3. Zigbee Version required Zigbee Hub.

Product Features:

1. High precision.
The sensor uses top suppliers. It can guarantee the high precision of the measurement data.

2. App monitoring and recording.
The sensor will monitor the temperature and humidity in APP. You can view the changes in the value on the APP.
Record the temperature and humidity changes on the APP, and use the graphics to show you.

3. Scene linkage.
The sensor can be used as the temperature and humidity data source of Tuya Smart, Smart Life, Alexa, Google Home. You can do many automated processes based on the data source.

4. Third-party voice support.

The sensor supports Alexa, Google Home Assistant. You can check the current temperature and humidity by voice.

APP Remote Monitor

When the sensor is registered to the APP and connected to the Internet, you can monitor the temperature and humidity of the room in real time anywhere in the world.

NOTE:
1. Battery powered, designed to save power, sensors are not always connected to the network (WiFi). It will sleep to save power.
2. When the temperature change exceeds ±0.5℃ or the humidity exceeds ±5%RH, it will  connect to network, begin send data to the server.
3. The sensor connects to network at least once an hour and reports data once.

Low Battery Automatic Reminder

When the battery power is low, it will push alarm message via app, remind you to change the battery.

Intelligent link

High-precision and real-time monitoring help you complete different linkage strategies. For example, if the temperature reaches 32.6 degrees Celsius, than turn on the air conditioner through our universal remote control. Or turn on the humidifier when the humidity is less than a certain value.

NOTE: Other devices need to be purchased separately. Other devices are use Same APP.

Temperature & Humidity Records

You can view the historic curve of the temperature and humidity in the app, and export to your email address.

Temperature & Humidity Alarm

You can preset the range for the temperature and humidity in the Scene page, when the temperature or humidity reaches the range, you will receive alarm message on mobile.

Accurate Measurement

NOTE: After configuration, it will take 30 minutes to be accurate.

Multiple usage options

Application Scenarios

You can install the sensor wherever you need (Wi-Fi connection network is required).

Product Parameter:

Technical features

About Update Frequency
1. The sensor uses a trigger mechanism. When the temperature or humidity changes to the set value, the sensor will report the data immediately. Generally, the data is updated once an hour.
2. The sensor cannot set the update report data frequency.
3. The sensor cannot set alarm. The alarm function is set on the APP.
If you need to update data in real time, please purchase a USB powered version(TH06/TH16).

About Proper Selection and Use of Batteries
1. Only LR03-1.5V alkaline battery can be used (1.2V rechargeable battery may cause the equipment to detect wrong voltage and report low voltage)
2. Batteries of different models or brands cannot be mixed.
3. New and old batteries cannot be mixed.
4. It is prohibited to use inferior batteries.
Otherwise: 1. Configuration fails; 2. Battery consumption is too fast.
How to obtain high-quality battery? Please buy in a regular supermarket or chain supermarket.
Note: After the device configuration is completed, it needs to be placed in a position where the wireless signal is good, otherwise the device signal power will become larger, which will lead to excessive battery consumption.

About Network Testing
Devices using the network consume a lot of power. To ensure the service life of the battery, the device will stop using the network when it does not need to report data
Therefore, it is meaningless to test the network signal of sensors in APP.

Error on temperature and humidity
1. All temperature and humidity sensors will have certain errors, please note. The temperature error of this sensor is ± 1 ℃, and the humidity error is ± 5% RH. Any value within this range is normal.
2. The sensor error and manufacturing process will meet, and there will also be some errors between products of the same model.
3. According to Newton’s third law, heat conduction takes a certain time. The sensor needs 30 minutes or 1 hour to be consistent with the room temperature, and the measurement will be accurate.

Historical curve of temperature and humidity
1. The minimum granularity of historical data (daily chart) is 1 hour, and the minimum granularity of exported data is also 1 hour.
2. Days of historical data are stored for 7 days.
3. The value of historical data is the average value. That is, the average value of a minimum granularity time.

Support for third-party smart speakers
1. Because the third-party smart speakers (Google Home/Alexa) do not have control panels corresponding to temperature and humidity sensors,
Therefore, the APP of third-party smart speakers may not display the temperature and humidity correctly.
But we have developed voice query function. Therefore, the current temperature and humidity can be queried by voice
2. Route or automatic process related to temperature and humidity cannot be established on the third-party smart speakers.
3. The device does not support Yandex Alice.

Trigger mechanism of temperature and humidity in automatic process
We used Edge Triggered (ET)
That is, the action can only be triggered if the condition crosses the set condition.
A: For example, turn on the light when the automatic setting temperature is greater than 25 ℃.
A.1. When the temperature rises from below 25 ℃ to 25 ℃, the automatic process can trigger the ON light.
A.2. After the automatic process is set, the temperature is always above 25 ℃, and the lamp is not turned on.
B: For example, when the automatic setting temperature is less than 20 ℃, turn on the light.
B.1. When the temperature drops from above 20 ℃ to 20 ℃, the automatic process can trigger the start lamp.
B.2. After the automatic process is set, the temperature is always below 20 ℃, and the lamp is not turned on.

When will the battery consume quickly
1. The correct type of battery is not selected, or the battery is mixed.
2. The sensor shall be installed at the location where the ambient temperature or humidity changes dramatically. In this environment, the device will frequently start the network to report data.
3. The sensor is installed in a low temperature environment for a long time (such as less than 0 ℃), and the battery performance will decline rapidly at this temperature.
4. The sensor is installed at a location where the network signal is very poor. When the network signal is poor, the equipment will increase the transmission power of the signal, resulting in increased power consumption.
5. The equipment is in a high humidity environment for a long time, which will corrode the battery and cause battery leakage.

FAQ

Q: What are the necessary conditions for using it?
A: Firstly, you must have a smartphone to install the app. Secondly, If you purchase a Wi-Fi version, it need Wi-Fi at 2.4GHz and the Wi-Fi router needs to be constantly online. If you purchase the Zigbee version, it requires Tuya Zigbee Hub or Tuya Multi-Mode Gateway.

Q: Why do we need to use new batteries when configuring?
A: It should be noted that Wi-Fi connections consume a lot of power. During the configuration process, the device needs to keep the Wi-Fi function on. If old batteries are used, the device may not function properly due to a decrease in battery power. Ultimately leading to configuration failure

Q: How do I know my Wi-Fi router has a frequency of 2.4GHz?
A: Most routers come with a 2.4GHz frequency band, and this information is usually marked on the router’s nameplate. Some routers default to turning off the 2.4GHz frequency. Please refer to the router’s manual to turn on the 2.4GHz frequency.

Q: Can I control it through 2G, 3G, 4G, 5G mobile networks?
A: YES. Operating Smart IR Remote through APP means that as long as your mobile phone can access the Internet (no matter what communication mode), APP can control it.

Q: What do I need to pay attention to when installing it?
A: 1. Please ensure that the signal (Wi-Fi Version required Wi-Fi 2.4Ghz) at the installation location is good. 2. The sensor is not waterproof and can only be used indoors.

Q: What kind of battery can I use?
A: LR03-1.5V Alkaline battery. Especially in the Wi-Fi version, Wi-Fi connections require a lot of power, so it is necessary to have a high-quality battery to maintain its normal operation, and our product has a low battery warning.

Q: Why does the network testing function on the device properties page always fail?
A: In order to save power, the sensor will shut down the network for sleep when it is not necessary. The network testing function requires the device to be online and requires power consumption for long-term testing, and the battery of the sensor cannot guarantee long-term operation. When testing the network, the sensor is sleeping, so it will fail, and we believe it is also meaningless. Of course, the sensor will start reporting data at a fixed time, or when the temperature or humidity changes exceed the set value, the triggering mechanism will wake up the sensor to start the network and send data.

Q: Why can’t I see the screen clearly after tilting?
A: YES. These types of screens all have an optimal viewing angle, and our product has the largest viewing angle among products of the same type. What is its viewing angle of 50 °.

Q: Can multiple people use it?
A: YES. There are two methods: 1. You can use the sharing function to share with your friends or family. 2. You can create a virtual home
on the app and invite your family or friends to join.

Q: What do I need to do when configuration fails? If I purchase a Wi-Fi version.
A: 1. Restart your WiFi Router and try again.
2. Check whether your mobile device is connected to 2.4GHz Wi-Fi network.
3. Ensure that Smart Life has Bluetooth permission and confirm that the phone has Bluetooth turned on (some phones have low-power Bluetooth in GPS, if so, please ensure that the location information is turned on)
4. Check your network connectivity, make sure the router is working properly.
5. Make sure the Wi-Fi password entered is correct when adding remote control.
6. Confirm that the Wi-Fi router does not have restricted access features, such as Mac address whitelist.
7. If Wi-Fi 2.4GHz and 5GHz use the same SSID, you can try changing the name and have your smartphone connect to Wi-Fi 2.4GHz.
8. If the configuration still fails, please turn off your phone’s Bluetooth, long press the Smart IR Remote Reset Button for 5 seconds to switch the device’s indicator light to slow flashing mode, and then add it using AP mode. Select the slow flashing indicator light option on the add page to enter AP mode, and the APP page will guide you through the operation.

Q: How should I configure my Smart Speaker / Alexa / Google Home / Yandex Alice ?
A: Smart IR Remote cannot directly connect to third-party smart speakers. They need to provide account links and support through the “Skill” function. You can use the following methods: Smart Life ->Me ->Third-Party Services. But the necessary condition for these is that you have already configured Smart IR Remote to Smart Life.

Q: Why are third-party pages different from Smart Life pages?
A: We are using Tuya’s solution, and the pages on Smart Life are customized. But neither we nor Tuya can customize third-party pages, we can only use their internal default page display.

Item Specifics
Brand Name:
NONE
High-concerned chemical:
None
Origin:
Mainland China
Model Number:
ZTH02_PRO
Smart home platform:
Tuya
Certification:
CE
Certification:
FCC
Certification:
RoHS
Power Supply:
LR03-1.5V/AAA*2(not include)
APP Name:
Smart Life/ Tuya Smart
Wireless Type:
Zigbee 3.0
Temperature Measure Range:
-9.9℃-60℃
Temperature Accuracy:
± 1℃
Humidity Measure Range:
0%RH~100%RH
Humidity Accuracy:
±5%RH
Choice:
yes
Reviews
(20)
Write a Review
Verified Buyer
Customer
29 Jan 2026 00:00

supero a mis espectadores

Verified Buyer
H***e
11 Jan 2026 00:00

A+++ Seller!!

Verified Buyer
I***v
10 Jan 2026 00:00

Отлично работает, показания довольно точные, подключение быстрое!

Verified Buyer
M***V
3 Jan 2026 00:00

товар соответствует описанию пришёл супер быстро

Verified Buyer
A***k
26 Dec 2025 00:00

Nice little unit, immediately discovered in HomeAssistant and connected using ZHA and a standard Sonoff Zigbee hub. Note updates only provided every +/- 0.5C so I'm getting less accuracy and far fewer updates than other cheap non-display Zigbee devices.

Verified Buyer
P***r
21 Dec 2025 00:00

Spedizione veloce e materiale come da descrizione

Verified Buyer
a***r
20 Dec 2025 00:00

Working!

Verified Buyer
Customer
20 Dec 2025 00:00

Ya tengo 1 y funciona correctamente por eso he comprado mas

Verified Buyer
Customer
11 Dec 2025 00:00

It seems to work very well, the values differ a bit from another sensor I have but still seems good and it's good you can also see the current value on the device

Verified Buyer
G***h
28 Nov 2025 00:00

Good. Works with z2m zigbee2mqtt and homeassistant. Recommended.

Verified Buyer
S***t
27 Nov 2025 00:00

Alles gut

Verified Buyer
Customer
23 Nov 2025 00:00

가격 대비 상품 품질 아주 만족스럽습니다🙂 또한, 스토어의 배송도 아주 빨라서 한국으로의 배송이 빠르게 완료되었습니다.

Verified Buyer
M***m
22 Nov 2025 00:00

szybki i sprawnie ,dobrze zapakowane,polecam sprzedawcę

Verified Buyer
I***a
20 Nov 2025 00:00

version zigbee funciona con smartlife, dispone de licencia tuya ... por fin

Verified Buyer
Customer
16 Nov 2025 00:00

el aparato funciona muy bien,lo compare con uno que tengo de swirchtbot y daban casi lo mismo,solo unas décimas de diferencia. como no tengo el hub,solo lo uso para verlo en la habitación,no en el móvil.

Verified Buyer
A***i
15 Nov 2025 00:00

Все супер

Verified Buyer
Customer
15 Nov 2025 00:00

ja

Verified Buyer
Customer
9 Nov 2025 00:00

コンパクトで良く出来た商品です。 登録もすんなりうまく出来ました。 WiFiと違い、資源枯渇に悩まなくて良いです。

Verified Buyer
I***a
5 Nov 2025 00:00

Funciona a la perfección, cumple con las licencias de tuya que tanto dolor de cabeza me ha.n dado don otros artículos . Esta ha enlazado sin problema con la application SmartLife

Verified Buyer
r***r
4 Nov 2025 00:00

Очень классный датчик . Главное , что быстро реагирует на изменения среды и имеет настройку по Т до 0,1 градуса как в показаниях , так и в настройке автоматизации по нему.

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We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have been shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:
Location *Estimated Shipping Time
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Canada, Europe 10-30 Business days
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Central & South America 15-30 Business days
Asia 10-20 Business days
Africa 15-45 Business days
*This doesn’t include our 2-5 day processing time.

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Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

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For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

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RETURNS

Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.

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Your satisfaction is our #1 priority. Therefore, you can request a refund or reshipment for ordered products if:

  • If you did not receive the product within the guaranteed time( 45 days not including 2-5 day processing) you can request a refund or a reshipment.
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We do not issue the refund if:

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of Wassally Store (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of

*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.

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If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.

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