Electronic indoor thermometer TFA-Dostmann 30.1034 — digital, -40–70°C, 0.5°C accuracy, CR2032 battery, white

The TFA-Dostmann 30.1034 electronic indoor thermometer is a compact digital instrument designed for accurate temperature monitoring in indoor environments. It measures temperature in degrees Celsius across a wide range from -40 °C to 70 °C with a stated accuracy of 0.5 °C. The unit is battery powered by a single CR2032 cell and comes in a white housing with dimensions 87×29×57 mm. The device includes a clock function and a clear digital display for current readings, and it is presented as suitable for home, office and storage monitoring.

Advantages

The thermometer provides precise temperature readings with half-degree resolution and a broad measurement range, making it suitable for both very low and high indoor temperatures. Its compact, lightweight design and white finish allow unobtrusive placement on benchtops or walls. The CR2032 battery supply ensures simple, low-maintenance operation. The built-in clock function and easy-to-read digital display support practical everyday use.

Suitable for

• Home rooms and living spaces monitoring
• Office environment temperature checks
• Storage rooms and non-critical storage monitoring

Key specifications

• Temperature measurement range: -40 °C to 70 °C
• Measurement accuracy: ±0.5 °C
• Display: digital temperature readout and clock function
• Power supply: CR2032 button cell battery
• Housing colour: white
• Dimensions: 87 × 29 × 57 mm
• Weight: 0.079 kg

How to use

Insert the CR2032 battery into the battery compartment following the polarity markings and place the thermometer on a flat surface using the built-in stand or attach it to a metal surface using the magnetic back. Allow the instrument a short stabilization time after placement before taking readings. Use the device display to read the current temperature and clock. If the unit is used with an external immersion or cable sensor, position the sensor appropriately for the medium being measured and ensure the cable is routed safely.

Recommendations

For reliable readings, avoid placing the thermometer in direct sunlight or close to heat sources. Replace the CR2032 battery when display dimming or irregular readings occur. Clean the housing with a soft, damp cloth; if using the waterproof probe and cable, rinse according to hygienic requirements and allow to dry fully before reconnecting to the display unit.