Xiaomi Temperature and Humidity Monitor Clock User Manual
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Product Overview
Please read this manual carefully before use and keep it for future reference.
Device Description
The device features a digital display showing time, humidity, and temperature. It also includes status icons. The front is the display. The top is smooth. The back has ventilation holes, a guide mark, an adhesive area, and an on/off button.
Note: Please do not cover the ventilation holes when using the device.
Accessory List
- Guide Mark
- Stand
- Adhesive Sticker
- Flexible Magnet
Setup
Installing Batteries
1. Remove the battery cover from the back of the clock.
2. Insert the CR2032 battery with the negative (-) terminal facing downwards into the designated slot.
3. Replace the battery cover.
Note: When using the Mi Home/Xiaomi Home app for the first time, the clock will automatically calibrate the time after a successful connection.
Diagram: Back of the device with battery compartment open, showing CR2032 battery insertion.
Mounting the Clock
After the clock is operating normally, it can be mounted indoors in the following ways:
a. Using the Stand
1. Peel off the backing from the stand.
2. Align the guide marks on the stand with those on the back of the clock.
3. Press firmly to attach the stand securely to the back of the clock.
4. Place the clock on a flat surface such as a table or TV cabinet.
Diagram: Xiaomi Temperature and Humidity Monitor Clock + Stand.
b. Using the Adhesive Sticker
1. Peel off the backing from one side of the adhesive sticker.
2. Attach it to the back of the clock.
3. Peel off the backing from the other side of the sticker.
4. Attach the clock to a wall.
Diagram: Xiaomi Temperature and Humidity Monitor Clock + Adhesive Sticker.
c. Using the Flexible Magnet
1. Peel off the backing from the flexible magnet.
2. Attach it to the back of the clock.
3. Attach the clock to a magnetic surface, such as a refrigerator.
Diagram: Xiaomi Temperature and Humidity Monitor Clock + Flexible Magnet.
How to Use
Display
The display shows:
- Time
- Humidity (%)
- Temperature (°C)
It also features status icons:
- Low Battery Symbol ?
- Data Transfer Symbol ?
- Comfort Level Symbol
Example display showing time (18:00), humidity (38%), and temperature (25.8°C).
Notifications and Comfort Levels
Refresh Notification
The screen will flash to improve visual effect and eliminate afterimages. Colors invert every 30 minutes for screen refresh.
Comfort Level Explanation
| Humidity | Temp < 19°C | 19°C - 27°C | Temp > 27°C |
|---|---|---|---|
| < 20% | ( `¬_¬` ) | ( `¬_¬` ) | ( `¬_¬` ) |
| 20% - 85% | ( `¬_¬` ) | ( `^ _ ^` ) | ( `^ _ ^` ) |
| > 85% | ( `¬_¬` ) | ( `^ _ ^` ) | ( `^_^*` ) |
Low Battery Notification
When the low battery symbol ? appears on the right side of the screen, please replace the batteries.
Diagram: Clock display showing the low battery symbol.
Smart Connection
Connecting to Mi Home/Xiaomi Home App
This product works with the Mi Home/Xiaomi Home app.
Control your device via the app. Scan the QR code to download and install the app. If the app is already installed, you will be directed to the connection setup page. Alternatively, search for "Mi Home/Xiaomi Home" in your app store.
Open the Mi Home/Xiaomi Home app, tap the "+" icon in the top right, and follow the on-screen instructions to add your device.
QR Code: FC56B352
Note: In Europe (excluding Russia), the app is called Xiaomi Home. The app name displayed on your device should be used by default.
Connecting with Other Devices
After successfully connecting the clock to the app, go to the Xiaomi Temperature and Humidity Monitor Clock plugin in the app and select "Smart Scenes". Follow the in-app instructions to complete smart connection with other devices.
Notes
- To achieve smart connection, the clock requires devices with Bluetooth gateway functionality. The gateway and related connection devices must be purchased separately. For more information, please contact customer service.
- The app version may be updated. Please follow the instructions according to the current app version.
Restoring Factory Settings
1. Remove the back cover of the clock.
2. Short the "Gnd" and "Reset" pins using a metal conductor.
3. Keep the pins shorted for more than 7 seconds while the clock is running.
4. The factory settings will be restored after the clock restarts.
Diagram: Back of the device showing "Gnd" and "Reset" pins.
Cleaning and Maintenance
Please prevent water from entering the clock when cleaning.
When the clock surface is dirty, it can be wiped with a damp soft cloth and a little neutral detergent.
Precautions
- Do not immerse the ventilation holes in water.
- If attached with an adhesive sticker, do not forcibly remove the clock from the wall. Apply the sticker to the wall or clock in a way that does not cause damage.
- This clock is not suitable for use in environments with temperatures below 0°C.
- Please keep away from harsh environments with high temperature or high humidity.
- This clock is designed to facilitate a healthy lifestyle, but should not be used as a measurement tool.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Screen stops refreshing | Battery dead / Battery connected incorrectly (+/-) | Install new battery / Reinstall battery. |
| Time is incorrect | No calibration for a while / Extended time zone | Calibrate time with Mi Home/Xiaomi Home app. |
| Temperature and humidity incorrect | Ventilation holes blocked / Water entering vents | Clear any blockages / Place in a well-ventilated area or dry thoroughly with a paper towel. |
Specifications
- Name: Xiaomi Temperature and Humidity Monitor Clock
- Model: LYWSD02MMC
- Materials: ABS + PC
- Product Dimensions: 110 × 55 × 10.1 mm
- Net Weight: 57 g
Technical Details
- Nominal Voltage: 3 V
- Battery Type: CR2032 (two required, sold separately)
- Wireless Connection: Bluetooth® 5.0 (Bluetooth Low Energy)
- Operating Frequency: 2402-2480 MHz
- Maximum Output Power: 4 dBm
- Time Resolution: 1 minute
- Temperature Range: 0°C to 60°C
- Temperature Resolution: 0.1°C
- Humidity Range: 0-99 RH
- Humidity Resolution: 1% RH
Note: The numbers from 8 to 10 in the SN code on the product and packaging represent the factory code.
Note: Product, accessory, and user interface drawings in the user manual are for reference purposes only. Actual products and functions may vary due to product improvements. The Bluetooth word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks by Xiaomi Inc. is under license. All product names, trademarks, and registered trademarks are the property of their respective owners.
CE Marking
Miaomiaoce Technology (Beijing) Co., Ltd. hereby declares that this radio equipment type LYWSD02MMC is in compliance with Directive 2014/53/EU. The full text of the EU declaration of conformity can be found at the following address: http://www.mi.com/global/service/support/declaration.html
Disposal and Environmental Information
WEEE Symbol Description: All products bearing this symbol are waste electrical and electronic equipment (as per Directive 2012/19/EU, WEEE) and should not be mixed with unsorted household waste. Instead, protect human health and the environment by handing over your waste equipment to a designated collection center.
Recycling Information: Proper disposal and recycling help prevent negative consequences on the environment and human health. Contact local authorities for more information on collection points.
Manufactured for: Xiaomi Communications Co., Ltd.
Manufactured by: Miaomiaoce Technology (Beijing) Co., Ltd. (a Mi Ecosystem company)
Address: No. 1-Y1-06, 1F, Tower A, Innovation Building, No. 11 HEPINGLI East Street, Dongcheng District, Beijing, China.
For more information, please visit www.mi.com.
Importer: Beryko s.r.o.
Address: Pod Vinicemi 931/2, 301 00 Plzeň
Website: www.beryko.cz
User Manual Version: 1.0
