Description
Mini Round Digital Thermometer and Hygrometer – LCD Temperature & Humidity Meter
The Mini Round Digital Thermometer Hygrometer is a compact 2-in-1 device designed to monitor temperature and relative humidity in indoor and enclosed environments. Its clear LCD provides an easy-to-read view of current environmental conditions.
With a 45mm round design, this miniature temperature and humidity meter is suitable for homes, offices, greenhouses, cabinets, storage areas, and DIY monitoring projects. It measures temperatures from -50°C to +70°C and humidity from 10% to 99% RH.
The compact battery-operated design makes it convenient for locations where continuous monitoring is required without the need for wired power. Its simple round form can also be integrated into custom enclosures and DIY projects.
Key Features
- 2-in-1 digital thermometer and hygrometer.
- Measures temperature and relative humidity.
- Clear LCD digital display.
- Compact 45mm round design.
- Temperature range: -50°C to +70°C.
- Humidity range: 10% to 99% RH.
- Fast response for quick environmental readings.
- Battery-operated.
- Lightweight and easy to install.
- Suitable for indoor and enclosed-area monitoring.
- Ideal for DIY and environmental monitoring projects.
Technical Specifications
| Specification | Details |
|---|---|
| Product Type | Digital Thermometer & Hygrometer |
| Display | LCD |
| Temperature Range | -50°C to +70°C |
| Humidity Range | 10% to 99% RH |
| Diameter | 45mm |
| Height | 15.5mm |
| Color | Black |
| Temperature Measurement | Digital |
| Humidity Measurement | Relative Humidity |
| Power | Uses a button cell battery LR44 /not included with the product. |
| Design | Round, Compact |
| Response | Fast Response |
| Application | Indoor, Greenhouse, Cabinet, DIY Monitoring |
Applications
- Home temperature and humidity monitoring.
- Office environment monitoring.
- Greenhouse humidity monitoring.
- Plant and gardening applications.
- Storage cabinets and boxes.
- Electronic equipment enclosures.
- DIY environmental monitoring projects.
- 3D printer enclosures.
- Instrument panels and custom enclosures.
- Indoor climate monitoring.
Precautions
- Use the recommended button cell battery and install it with correct polarity.
- Keep the meter away from direct water exposure.
- Do not immerse the device in water or other liquids.
- Avoid placing it in locations exceeding the specified temperature or humidity range.
- Do not expose the unit to excessive heat or direct sunlight for prolonged periods.
- Handle the LCD carefully.
- Keep the sensor area unobstructed for accurate environmental readings.
- Remove the battery if the device will remain unused for an extended period.
- Actual measurement accuracy may vary depending on environmental conditions and sensor tolerance.





