1. Introduction
The LoraTap ZigBee 3.0 Temperature and Humidity Sensor (Model WSD100ZB-V3) is a smart device designed to monitor the ambient temperature and humidity in real-time. This sensor integrates seamlessly with the Tuya Smart Life ecosystem, allowing for intelligent automation, remote monitoring via a smartphone app, and voice control through popular assistants like Google Home and Amazon Alexa. It helps create a comfortable and healthy environment by providing accurate data and enabling smart linkages with other compatible devices.

2. Important Notes & Prerequisites
- This LoraTap ZigBee 3.0 Temperature and Humidity Sensor requires a Tuya ZigBee Hub to function. It cannot work independently or with ZigBee Hubs from other brands.
- The sensor requires two AAA batteries for operation, which are not included in the package and must be purchased separately.
- If you are also using a ZigBee Repeater or Multimode Hub from LoraTap, ensure it is also compatible with the Tuya ZigBee ecosystem.
3. Product Overview
3.1 Components
The LoraTap Temperature and Humidity Sensor is a compact device, typically white, featuring a thermometer and hygrometer for environmental monitoring.

3.2 Features
- Real-time Monitoring: Continuously tracks temperature and humidity.
- Smart Device Linkage: Enables automation with other smart home devices.
- Voice Command Query: Compatible with Google Assistant and Amazon Alexa for hands-free information retrieval.
- Low Battery Reminder: Notifies you when batteries need replacement.
- App Remote Monitor: View data and manage settings from anywhere using the Smart Life or Tuya App.
- Data Graphing: Historical temperature and humidity data can be viewed in the app.
- Sharing Function: Allows multiple family members to access and monitor the sensor data.
4. Specifications
| Attribute | Value |
|---|---|
| Model Number | WSD100ZB-V3 |
| Colour | White |
| Wireless Protocol | Tuya ZigBee 3.0 |
| Control Distance (from Hub) | 10~30 meters |
| Temperature Measure Range | -20℃ to 60℃ |
| Temperature Accuracy | ±1℃ |
| Humidity Measure Range | 0% RH to 99% RH |
| Humidity Accuracy | ±1% RH |
| Battery Type | 2* AAA (Not Included) |
| Hub Required | Tuya ZigBee Hub |
| Compatible Apps | Smart Life, Tuya (Android & iOS) |
| Voice Control Compatibility | Google Assistant, Amazon Echo Alexa |
| Material | Fireproof ABS Plastic |
| Certifications | CE, RoHS |
| Factory Quality | ISO9001:2015 certified |
5. Setup Guide
5.1 Battery Installation
- Locate the small screw on the back of the sensor.
- Use a small screwdriver to open the battery compartment.
- Insert two AAA batteries, ensuring correct polarity.
- Close the battery compartment and secure it with the screw.
5.2 App Installation
Download the "Smart Life" or "Tuya" app from your smartphone's app store (available for Android and iOS).
5.3 Pairing with Tuya ZigBee Hub
Before pairing the sensor, ensure your Tuya ZigBee Hub is powered on and connected to your network according to its own instructions.
- Open the Smart Life or Tuya app.
- Navigate to your Tuya ZigBee Hub in the app.
- Select the option to "Add Subdevice" or "Search device".
- On the sensor, press and hold the RESET button for approximately 5 seconds until the LED indicator starts blinking. This puts the device into pairing mode.
- Confirm in the app that the LED is blinking and proceed with the pairing process.
- Once successfully added, the sensor will appear in your app's device list.
6. Operation
6.1 Real-time Monitoring via App
After successful pairing, open the Smart Life or Tuya app and select your Temperature and Humidity Sensor. You will see the current temperature and humidity readings displayed in real-time. The app also provides historical data graphs for daily, monthly, or yearly trends.

6.2 Voice Control
Integrate your sensor with Google Assistant or Amazon Alexa through the Smart Life/Tuya app settings. Once linked, you can use voice commands to inquire about the current temperature and humidity. For example:
- "Alexa, what is the bedroom humidity?"
- "Hey Google, what is the bedroom temperature?"

6.3 Intelligent Linkage & Automation
Leverage the sensor's data to create smart automations within the Smart Life/Tuya app. For instance, you can set conditions to automatically control other smart devices:
- If temperature exceeds 28°C, turn on a smart air conditioner (requires a compatible Wi-Fi IR remote).
- If humidity drops below 40% RH, activate a smart humidifier.

6.4 Sharing Function
The app allows you to share access to the sensor with other family members. This enables everyone in the household to monitor environmental conditions and receive alerts.

7. Maintenance
7.1 Battery Replacement
When the app indicates a low battery level, replace the two AAA batteries by following the battery installation steps in Section 5.1. Always use fresh, high-quality batteries for optimal performance.
7.2 Cleaning
To maintain accuracy and prolong the life of your sensor, gently wipe the exterior with a soft, dry cloth. Do not use liquid cleaners or immerse the device in water.
8. Troubleshooting
| Problem | Possible Cause & Solution |
|---|---|
| Sensor not pairing with app. |
|
| No temperature/humidity data in app. |
|
| Voice control not working. |
|
9. User Tips
- Optimal Placement: Place the sensor in key areas like baby rooms, living rooms, or basements to monitor conditions critical for comfort and health.
- Home Assistant Integration: The sensor is compatible with Home Assistant, offering advanced customization and integration possibilities for experienced users.
- Automate for Comfort: Utilize the intelligent linkage feature to automatically adjust your environment. For example, set up a rule to turn on a fan if the temperature rises above a certain threshold.
- Battery Life: While the app provides a battery level, consider replacing batteries proactively every 6-12 months, depending on usage, to avoid unexpected disconnections.

10. Warranty & Support
LoraTap products are manufactured under ISO9001:2015 certified quality standards and comply with CE and RoHS certifications. For any questions, technical assistance, or support, please contact LoraTap Official Store customer service.







