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Xiaomi Smart Temperature and Humidity Monitor 3 Mini QBH4312GL

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Product details

Convenience and accuracy in one
The compact Xiaomi Smart Temperature and Humidity Monitor 3 Mini discreetly monitors the indoor climate in your home to ensure it is always comfortable. The integrated high-precision sensor accurately detects even the smallest changes in temperature and humidity.

Outstanding battery life
Thanks to its ultra-low power consumption design, you don't have to worry about changing batteries frequently. The device lasts 2 years in normal use and up to 3 years in a special mode that can be set in the Xiaomi Home app with a single CR2450 battery.

Home automation
Connect the monitor to a Bluetooth gateway and take advantage of the possibilities offered by smart functions. It allows you to automatically control other smart devices, such as switching on a humidifier or air conditioner, when the measured values deviate from the ideal. The connection is made via stable Bluetooth 5.0 Low Energy technology.

Detailed measurement
The device measures the temperature between 0°C and 60°C with a resolution of 0.1°C, while the humidity is displayed with an accuracy of 1% on a scale of 0% to 99%.

Key specifications

Meter type
Thermo hygrometer
Sensor Measuring functions
Atmospheric humidityTemperature
Temperature measuring range
0 - 60 °C
Measuring tolerance temperature
0.10 ± °C
Measuring unit
°C
Humidity measuring range
0% - 99%
Measuring tolerance air humidity
1 ± %

General information

Item number
59976018
Manufacturer
Xiaomi
Category
Thermometers + Hygrometers
Manufacturer no.
QBH4312GL
Release date
7.7.2025
Sales rank in Category Thermometers + Hygrometers
47 of 994

Colour

Colour
White
Exact colour description
WhiteWhite

Material

Material group
Plastic
Material
Acrylonitrile butadiene styrene (ABS)

Room air conditioner features

Meter type
Thermo hygrometer
Application range
Indoor
Display type
Digital
mounting style
Stand-aloneWall-mounted

Sensor properties

Sensor Measuring functions
Atmospheric humidityTemperature
Temperature measuring range
0 - 60 °C
Measuring tolerance temperature
0.10 ± °C
Measuring unit
°C
Humidity measuring range
0% - 99%
Measuring tolerance air humidity
1 ± %

Smart home features

Smart Home
Compatible
Smart home ecosystem
Xiaomi Home
Transmission type
BluetoothBluetooth Low EnergyWireless

Voluntary climate contribution

CO₂ emissions
3.31 kg
Climate contribution
CHF 0.11

Power supply

Power supply
Battery operated

Battery properties

Battery size
CR2450
Number of batteries
1

Scope of delivery

Scope of delivery
1x wall adhesive x11x warranty card1x Xiaomi Smart Temperature and Humidity Monitor 3 MiniManual

Product dimensions

Length
1.30 cm
Width
5.30 cm
Height
4.53 cm
Weight
30 g

Package dimensions

Length
10.50 cm
Width
6.60 cm
Height
2.70 cm
Weight
89 g

30-day right of return
24 Months Warranty (Bring-in)
3 additional offers

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Thermometers + Hygrometers» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 10.TP-Link
    0.4 %
  • 10.Unitec
    0.4 %
  • 10.Xiaomi
    0.4 %
  • 15.Govee
    0.5 %
  • 15.ThermoPro
    0.5 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • 1.TP-Link
    0 days
  • 1.Venta
    0 days
  • 1.Xiaomi
    0 days
  • 15.Technoline
    1 day
  • 16.Eve
    3 days

Return rate

How often is a product of this brand in the «Thermometers + Hygrometers» category returned?

Source: Digitec Galaxus
  • 4.Metaltex
    0.3 %
  • 4.Stadler Form
    0.3 %
  • 8.Xiaomi
    0.4 %
  • 9.Govee
    0.5 %
  • 9.TP-Link
    0.5 %
Source: Digitec Galaxus