Introduction
This manual provides essential information for the proper use and maintenance of your Avidsen 107240 Temperature and Humidity Detector. Please read these instructions carefully before operating the device.
The Avidsen digital thermometer is a useful tool for detecting temperature and humidity in various environments, such as industrial settings, laboratories, or homes, to monitor indoor humidity and temperature levels. This high-quality and precise product offers easy reading of values on an LCD screen and a wide range of functionalities.
Package Contents
- 1 x Avidsen 107240 Temperature and Humidity Detector
- 1 x AG10 (LR1130) Battery
Product Overview

Image: Front view of the Avidsen 107240 Temperature and Humidity Detector, showing the LCD screen displaying temperature and humidity.
The Avidsen 107240 features a clear LCD screen for easy reading of temperature and humidity values. It is designed for indoor use and offers versatile placement options.

Image: Dimensions of the Avidsen 107240 Temperature and Humidity Detector, indicating a width of 70mm and a height of 75mm.
The compact design allows for discreet placement in various locations.
Setup
- Battery Installation: The device comes with an AG10 (LR1130) battery. Locate the battery compartment on the back of the unit. Remove the protective tab if present, or open the compartment and insert the battery, ensuring correct polarity.
- Initial Power On: Once the battery is installed, the device will automatically power on and display the current temperature and humidity.
- Placement: The detector can be placed in two ways:
- Freestanding: Use the dedicated stand on the back to place the unit on any flat surface.
- Magnetic Attachment: Utilize the integrated magnet on the back to attach the unit to magnetic surfaces, such as a refrigerator.

Image: The Avidsen 107240 detector shown with its stand extended for tabletop placement.

Image: The Avidsen 107240 detector magnetically attached to a refrigerator door, with an inset showing the magnet on the back of the device.
Operating Instructions
Reading Temperature and Humidity
The device continuously displays the current temperature and relative humidity on its LCD screen. No manual action is required for standard readings.
Changing Temperature Units (°C/°F)
To switch between Celsius (°C) and Fahrenheit (°F):
- Locate the small button on the back of the device, usually marked "°C/°F" or similar.
- Use a small, pointed object (like a stylus or a pen tip) to gently press this button.
- The temperature display will switch between Celsius and Fahrenheit with each press.
Maintenance
- Cleaning: Wipe the device with a soft, dry cloth. Do not use abrasive cleaners or immerse the device in water.
- Battery Replacement: When the display becomes dim or inaccurate, it is time to replace the AG10 (LR1130) battery. Open the battery compartment, remove the old battery, and insert a new one, observing polarity.
- Storage: If storing the device for an extended period, remove the battery to prevent leakage. Store in a cool, dry place.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No display or dim display | Dead or low battery; incorrect battery installation. | Replace the AG10 (LR1130) battery. Ensure correct polarity during installation. |
| Inaccurate readings | Device placed in direct sunlight, near heat sources, or in an area with extreme drafts; low battery. | Relocate the device to a stable environment. Replace the battery if low. Allow time for readings to stabilize after relocation. |
| Cannot switch between °C/°F | Button not pressed correctly; button malfunction. | Ensure a firm, precise press with a pointed object. If the issue persists, contact customer support. |
Specifications
- Model: 107240
- Brand: Avidsen
- Color: White
- Temperature Measurement Range: -10°C to +50°C (14°F to 122°F)
- Humidity Measurement Range: 20% to 95% RH
- Temperature Accuracy: 0.5°C
- Battery Type: AG10 (LR1130)
- Included Components: Battery
- Country of Origin: Italy
Warranty and Support
For warranty information and technical support, please refer to the official Avidsen website or contact your local retailer. Keep your purchase receipt as proof of purchase for any warranty claims.
Manufacturer: AVIDSEN
Global Trade Identification Number (GTIN): 03660211072400


