

Category: Consumer Electronics
Key Features
2-in-1 Temperature & Humidity Monitor
Accurately measures both indoor temperature and relative humidity, helping you maintain a comfortable living environment.
Clear Digital Display
Easy-to-read LCD screen provides real-time temperature and humidity readings at a glance.
Wide Measurement Range
Measures temperatures from -9.9°C to 50°C and humidity levels from 10% RH to 99% RH.
Compact & Lightweight Design
Slim, space-saving design fits perfectly in bedrooms, living rooms, offices, nurseries, kitchens, and greenhouses.
Flexible Placement Options
Can be placed on a tabletop using the built-in stand or mounted on a wall for convenient viewing.
High Measurement Accuracy
Delivers reliable environmental readings for everyday home and office use.
Low Power Consumption
Powered by a single AAA battery for long-lasting performance and easy battery replacement.
Simple One-Button Operation
User-friendly design allows quick and hassle-free operation.
Ideal for Indoor Monitoring
Perfect for monitoring room climate, baby rooms, offices, storage areas, and indoor plants.
Specifications
Brand: Xiaomi
Model: MHO-C306
Product Type: Digital Thermometer & Hygrometer
Display Type: LCD Digital Display
Power Supply: 1 × AAA Battery
Rated Voltage: DC 1.5V
Temperature Measurement Range: -9.9°C to 50°C
Humidity Measurement Range: 10% RH to 99% RH
Product Dimensions: 80 × 48 × 17 mm
Weight: Approx. 39g
Installation: Desktop Stand / Wall Mount
Suitable For: Home, Office, Bedroom, Nursery, Kitchen, Greenhouse, and Indoor Environment Monitoring
Package Includes
1 × Xiaomi MiaoMiaoCe MHO-C306 Thermometer Hygrometer
1 × User Manual
Note: AAA battery may or may not be included, depending on the package version.




- Accurate temperature -9.9°C to 50°C and humidity 10% to 99% RH monitoring
- Clear LCD digital display for instant real-time readings
- Compact 80 × 48 × 17 mm dimensions and 39g lightweight build
- Desktop stand or wall mount for flexible placement
- Low power single AAA battery for months of use
- Simple one-button operation for easy mode switching
- Reliable for nurseries, offices, kitchens, greenhouses
| Brand | Xiaomi |
|---|---|
| Model | MHO-C306 (MiaoMiaoCe) |
| Display | LCD Digital |
| Temperature Range | -9.9°C to 50°C |
| Humidity Range | 10% to 99% RH |
| Power | 1 × AAA Battery (DC 1.5V) |
| Dimensions | 80 × 48 × 17 mm |
| Weight | Approx. 39g |
| Installation | Desktop Stand or Wall Mount |
- The Xiaomi MHO-C306 thermometer hygrometer delivers dependable readings for temperature from -9.9°C to 50°C and humidity from 10% to 99% RH. Its high measurement accuracy supports everyday decisions in homes or offices. The clear LCD digital display shows real-time values, and the simple design ensures consistent performance without frequent calibration. Users in nurseries or greenhouses rely on it for stable environmental tracking over months with one AAA battery.
- The Xiaomi MHO-C306 thermometer hygrometer measures 80 × 48 × 17 mm and weighs about 39g, making it highly compact. It features a built-in desktop stand for tabletops or supports wall mount installation. This flexibility fits bedrooms, offices, kitchens, nurseries, greenhouses, or storage areas. Its lightweight build allows easy repositioning as needed without taking up space.
- Yes, the Xiaomi MHO-C306 thermometer hygrometer uses one AAA battery at DC 1.5V for power. Its low power consumption design typically provides extended runtime, often lasting several months depending on how often you check the display. Replacement is straightforward, and the unit alerts indirectly through stable operation. This makes it ideal for set-and-forget monitoring in various indoor settings.
- The Xiaomi MHO-C306 thermometer hygrometer is well-suited for a baby nursery. It monitors temperature between -9.9°C to 50°C and humidity from 10% to 99% RH to help maintain safe, comfortable conditions. The non-disruptive LCD digital display and one-button operation allow quick nighttime checks. Its compact 80 × 48 × 17 mm size and desktop stand option keep it safely near the crib without clutter.
- Setup for the Xiaomi MHO-C306 thermometer hygrometer involves inserting the AAA battery to activate the LCD digital display, then choosing desktop stand or wall mount placement. Keep it away from direct sunlight, vents, or heaters for best accuracy. Clean using only a soft dry cloth to protect the sensors. Avoid water or chemicals. The 39g weight makes handling and moving simple for seasonal adjustments.
- Yes, the Xiaomi MHO-C306 thermometer hygrometer aids indoor plants and greenhouse care. It tracks humidity levels from 10% to 99% RH and temperatures from -9.9°C to 50°C to prevent issues like wilting or mold. The flexible wall mount or stand lets you position it among pots for easy viewing. Its reliable LCD display and low-maintenance AAA battery support consistent conditions for seedlings or tropical varieties.
- The package for the Xiaomi MHO-C306 thermometer hygrometer includes the main unit, a user manual, and possibly an AAA battery depending on the version. No additional accessories are needed for basic operation. Images show the product from all angles, including the display and placement examples. This digital device starts working immediately after battery insertion for temperature and humidity monitoring.
Related in this store
- Xiaomi Mi Home iHealth Thermometer— Complements health monitoring with body temperature for full home climate and wellness setup.
- Xiaomi Qingping Bluetooth Alarm Clock— Pairs with environmental data for complete nursery or bedroom smart monitoring experience.
- Baseus Comfort Reading Mini Clip Lamp— Enhances desk or nursery setup with adjustable lighting alongside climate tracking.
- MI Viomi Thermo Flask 1.5L— Supports hydration and temperature control in offices or kitchens where this monitor is used.
- Xiaomi Mi TDS Water Tester Pen— Adds water quality checks to overall indoor environment and health monitoring tools.
Sources
- Guidelines for indoor air quality and humidity levels— Supports the importance of monitoring humidity between 30-50% for health, aligning with this device's range.
- Temperature and humidity effects on sleep and productivity— Provides evidence for using accurate monitors like this in nurseries and home offices for better rest and focus.
- Best practices for greenhouse plant care environments— Highlights role of precise temperature and RH tracking for plant health in the 10-99% range.
- Battery powered indoor sensors energy efficiency— Explains benefits of low power devices with AAA batteries for long-term sustainable home use.
Reviewed by Adatun Team