Xiaomi Temperature and Humidity Monitor Clock
Please read this manual carefully before use and keep it for future reference.
Product Overview
Front View
The front display shows the current time, temperature, humidity, comfort level, battery status, and data transfer status.
Top View
The top of the device.
Back View
The back features a guide mark, an adhesive surface for mounting, and an opening for the battery cover. Note: Do not cover the ventilation openings when using the device.
Accessories List
- Guide mark
- Stand
- Adhesive sticker
- Flexible magnet
Installation
Battery Installation
Remove the cover on the back of the clock. Insert two CR2032 batteries (sold separately) with the negative side (-) facing down, and then reinstall the cover.
Note: For first-time use, connect the clock to the Mi Home/Xiaomi Home app. Upon successful connection, the clock will automatically calibrate the time.
Clock Installation
Once the clock is functioning correctly, it can be installed indoors in the following ways:
a. Using the stand:
Remove the release insert from the stand, align the guide marks, and press firmly to attach it to the back of the clock. Place the clock on a table, TV cabinet, or other horizontal surface.
b. Using the adhesive sticker:
Peel off the film from one side of the sticker and attach it to the back of the clock. Then, peel off the protective film from the other side of the sticker and mount the clock on the wall.
c. Using the flexible magnet:
Peel off the protective film from the flexible magnet and attach it to the back of the clock. Then, attach the clock to a surface where the magnet can adhere, such as a refrigerator.
Usage
Display
The display shows:
- Time: Current time
- Humidity: Current humidity percentage
- Temperature: Current temperature
- Low battery symbol: ? Indicates when batteries need replacement.
- Data transfer symbol: ? Indicates data transmission status.
- Comfort level symbol: Indicates the current comfort level based on temperature and humidity.
Notification Refresh
To improve the display's visual effect and eliminate subsequent display issues, the display will flash (colors invert) once every 30 minutes to refresh.
Comfort Level Description
| Humidity | Temperature: Less than 19°C | Temperature: Between 19°C and 27°C | Temperature: More than 27°C |
|---|---|---|---|
| Less than 20% | Neutral (--) | Comfortable (-^-) | Comfortable (^_^) |
| Between 20% and 85% | Comfortable (-^-) | Comfortable (-^-) | Comfortable (^_^) |
| More than 85% | Comfortable (-^-) | Comfortable (^_^) | Comfortable (^_^) |
Low Battery Notification
When the low battery symbol ? appears in the top right corner of the display, replace the batteries.
Smart Connection
Connecting to the Mi Home/Xiaomi Home App
This product works with the Mi Home/Xiaomi Home app*. Control the device via the Mi Home/Xiaomi Home app. To use this product, you must download and install the Mi Home/Xiaomi Home app. Scan the QR code [QR Code] to download and install the app. If the app is already installed, you will be redirected to the connection settings page. Alternatively, search for "Mi Home/Xiaomi Home" in your app store and download it. Open the Mi Home/Xiaomi Home app, tap "+" in the top right corner, and then follow the instructions to add your device.
* The app is referred to as Xiaomi Home in Europe (excluding Russia). The app name displayed on your device should be considered the default.
Connecting to Other Devices
After successfully connecting the clock to the app, navigate to the Xiaomi Temperature and Humidity Monitor Clock plugin within the app and select "Smart scenes". Follow the in-app instructions to complete smart connections with other devices.
Notes:
- For smart connection, the clock must work with devices equipped with a Bluetooth gateway function. The gateway and related connection devices need to be purchased separately. For more information, please contact official customer service.
- The app version may have been updated; please follow the instructions according to the current app version.
Factory Reset
Remove the cover on the back of the clock. Connect the metal points "Reset" and "Gnd" near any battery with a conductive metal material for more than 7 seconds while the clock is powered on. After the clock restarts, factory settings will be restored.
Care & Maintenance
- When cleaning the clock, prevent water from entering the interior.
- If the clock's surface is dirty, you can wipe it with a damp soft cloth and a small amount of neutral detergent.
Safety Precautions
- Do not immerse the ventilation openings in water.
- If the clock is attached using the adhesive sticker, do not forcibly remove it from the wall to avoid damaging the wall or the clock.
- These clocks are not suitable for use in environments below 0°C.
- Keep them away from environments with high temperatures or humidity. These clocks are designed to facilitate a healthy lifestyle but should not be used as a measuring instrument.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Display stopped updating. | Battery is depleted. | Replace the battery. |
| Poor connection of battery terminals. | Reinsert the battery. | |
| Time is not accurate. | Calibration was not performed for a long time. | Calibrate the time using the Mi Home/Xiaomi Home app. |
| Temperature and humidity are not accurate. | Ventilation openings are blocked. | Clean the ventilation openings. |
| Water entered the ventilation openings. | Place in a well-ventilated area or use a paper towel to dry thoroughly. |
Specifications
Name: Xiaomi Temperature and Humidity Monitor Clock
Model: LYWSD02MMC
Materials: ABS + PC
Item Dimensions: 110 x 55 x 10.1 mm
Net Weight: 57 g
Rated Voltage: 3 V===
Battery Type: CR3032 (two batteries need to be purchased separately)
Wireless Connection: Bluetooth® 5.0 (Bluetooth Low Energy)
Operating Frequency: 2402-2480 MHz
Maximum Output Power: 4 dBm
Time Resolution: 1 min
Temperature Range: 0°C to 60°C
Temperature Resolution: 0.1°C
Humidity Range: 0 - 99% RH
Humidity Resolution: 1% RH
Note: The eighth to tenth digits in the SN code on the product and packaging represent the production code.
Notes: The depiction of the product, accessories, and user interface in the user manual is for reference purposes only. The actual product 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 these marks by Xiaomi Inc. is under license. All product names, trademarks, and registered trademarks are property of their respective owners.
Miaomiaoce Technology (Beijing) Co., Ltd. hereby declares that the radio equipment type LYWSD02MMC is in compliance with Directive 2014/53/EU. The full text of the EU declaration of conformity is available at the following internet address: http://www.mi.com/global/service/support/declaration.html.
Environmental Information
All products marked with this symbol [WEEE symbol] are waste electrical and electronic equipment (WEEE according to Directive 2012/19/EU) which should not be mixed with unsorted household waste. Instead, you should protect human health and the environment by handing over your waste equipment to a designated collection point for recycling of waste electrical and electronic equipment, designated by the government or local authorities. Proper disposal and recycling will help prevent possible negative consequences for the environment and human health. For more information about the location and conditions of these collection points, please contact the installer or local authorities.
Manufactured for: Xiaomi Communications Co., Ltd.
Manufacturer: 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, visit www.mi.com.
Importer: Beryko s.r.o. Pod Vinicemi 931/2, 301 00 Plzeň www.beryko.cz
User Manual Version: 1.0
