Xiaomi Smart Temperature and Humidity Monitor 3 Mini
User Manual
Product Overview
Front View
- 1. Top Ventilation Hole
- 2. Temperature/Humidity Button
- 3. Battery Insulation Film
- 4. LCD Screen
- Icons: ? (Bluetooth), ? (Low Battery), [Long Battery Life Icon] (Long Battery Life Mode)
Rear View
- 1. Back Ventilation Holes
- Adhesive Area
- Adhesive Sticker
- Battery Cover Opening
- Icon: [Comfort Level Icon] (Comfort Level)
Notes
- Do not obstruct ventilation holes.
- Button is for Bluetooth connection and reset.
- Remove battery insulation film before first use.
- LCD screen ripples due to static or pressure are normal and temporary.
Connecting with the Xiaomi Home App
This monitor works with the Xiaomi Home app. Scan the QR code (placeholder) to download and install the app. If already installed, open the app, tap "+" in the upper right corner, and follow instructions to add your device.
Note: If the monitor is not added within 30 minutes of first power-on, reset it or re-insert the battery and power it on again before adding.
Smart Scenes
Connect the monitor to the Xiaomi Home app. On the monitor's plugin homepage, tap the icon [Automation Icon] in the upper right corner and select "Automation". Set up smart scenes with other compatible Xiaomi Home devices that support Bluetooth gateway functionality.
How to Install
Placement: Place the monitor on a flat surface like a table or shelf.
Hanging:
- Remove the release liner from one side of the adhesive sticker and attach it to the adhesive area on the monitor's back.
- Remove the liner from the other side and stick the monitor to the desired smooth surface (e.g., wall).
Installation Notes:
- Choose a position with a suitable visual angle and height (recommended max 2 meters).
- Ensure the surface is suitable for double-sided adhesive; avoid dusty or uneven surfaces to prevent falling.
- Press the monitor for about 10 seconds to ensure proper adhesion.
Screen Display
Comfort Level Icon Description
| Condition | Temperature | Humidity | Icon Status |
|---|---|---|---|
| Comfort | 19°C - 27°C | 20% - 85% RH | [Comfort Icon] |
| Discomfort | Below 19°C or Above 27°C | Below 20% RH or Above 85% RH | [Discomfort Icon] |
Low Battery Notification
The icon ? at the top of the screen indicates a low battery level. Replace the battery.
Button Functions
| Operation | Status |
|---|---|
| Press button | 1. Confirm binding to the monitor 2. Enable Bluetooth broadcast |
| Press and hold button (approx. 7 seconds) | Restore factory settings |
Battery Replacement
Remove the battery cover from the opening at the bottom. Remove the depleted battery and install a new CR2450 coin battery with the positive (+) side facing upwards. Securely reinstall the cover.
Daily Care & Maintenance
Avoid water ingress. Clean the monitor surface with a damp, soft cloth and a mild detergent.
Precautions
- The monitor is not waterproof; do not submerge ventilation holes in water.
- Do not forcibly remove the monitor from a wall if attached with the sticker to avoid damage.
- Not suitable for use in environments below 0°C.
- The provided battery is for trial use; use a CR2450 battery for replacement. Dispose of used batteries according to national regulations.
- This product is for data reference to promote healthy living and should not be used as a measuring tool.
Troubleshooting
| Error | Possible Cause | Solution |
|---|---|---|
| Low battery icon ? or no content | Battery depleted | Replace the battery |
| No content on screen | Battery installed incorrectly | Reinstall the battery correctly |
| Screen displays " " (e.g., temperature out of range) | Ambient temperature exceeds 60°C or is below -9.9°C | Place the monitor in an environment within its temperature measurement range |
| Screen exhibits water ripples | External pressure or static electricity | Allow the monitor to rest for a while to return to normal |
| Temperature/humidity readings are inaccurate | Ventilation holes are blocked | Remove any obstructions |
| Temperature/humidity readings are inaccurate | Water gets into the ventilation holes | Dry the monitor in a well-ventilated area or use absorbent paper to wipe it dry |
Specifications
- Name: Xiaomi Smart Temperature and Humidity Monitor 3 Mini
- Model: MJWSD06MMC
- Material: ABS
- Dimensions: 53 × 45.3 × 13 mm
- Net Weight: 30 g
- Rated Voltage: 3 V
- Max. Power: 51 mW
- Battery Model: CR2450 (Installed)
- Wireless Connectivity: Bluetooth Low Energy 5.0
- Temperature Measurement Range: 0°C to 60°C
- Temperature Display Resolution: 0.1°C
- Humidity Measurement Range: 0-99% RH
- Humidity Display Resolution: 1% RH
- Bluetooth Operation Frequency: 2402–2480 MHz
- Bluetooth Maximum Output Power: 13 dBm
Product nameplate is on the back. SN code digits 8-10 indicate factory code. Maintain at least 20 cm separation between antenna and user body.
Compliance and Declarations
This product complies with Directive 2014/53/EU. The full text of the EU declaration of conformity is available at: http://www.mi.com/global/service/support/declaration.html
This product is classified as Waste Electrical and Electronic Equipment (WEEE). Dispose of responsibly at designated collection points.
The product complies with UK PSTI regulations. Declaration of conformity available at: https://www.mi.com/global/service/support/declaration.html
EU Representative:
Xiaomi Technology Netherlands B.V.
Prinses Beatrixlaan 582, 2595BM, The Hague, The Netherlands
contact@support.mi.com
UK Representative:
Xiaomi Technology UK Limited
Davidson House, Forbury Square, Reading, Berkshire RG1 3EU
contact@support.mi.com
Manufacturer:
Xiaomi Communications Co., Ltd.
Address: #019, 9th Floor, Building 6, 33 Xi'erqi Middle Road, Haidian District, Beijing, 100085, China
For further information, please visit www.mi.com
User Manual Version: V1.0
Xiaomi United States | Xiaomi Official Website
