TFA Dostmann Analog Indoor/Outdoor Thermometer White, Green 12.3040.21

Monitor indoor and outdoor temperatures with this analog thermometer from TFA Dostmann. The white and green plastic housing mounts easily on a wall, and the bimetal pointer display shows readings in both Celsius and Fahrenheit. No batteries are required, making it a reliable choice for continuous temperature monitoring in homes, offices, or garden sheds.

Key specifications

• Measurement range: -30°C to +50°C / -20°F to +120°F
• Display: Analog pointer, dual scale (°C/°F)
• Mounting: Wall-mountable
• Housing material: Plastic
• Colour: White, green
• Power source: Mechanical, no batteries needed
• Dimensions: 210 x 45 x 8 mm (H x W x D)
• Weight: 40 g

Why choose it

This thermometer offers a simple, maintenance-free way to keep an eye on temperature trends. Its weather-resistant design allows outdoor use, and the clear analog display is easy to read at a glance.

Ideal use cases

• Monitoring temperature in living rooms, bedrooms, or offices
• Checking outdoor conditions from a sheltered wall or porch
• Greenhouses, garages, or workshops where battery-free operation is preferred

Good to know

The bimetal sensing element provides accurate readings without any power source. The slim profile (8 mm depth) sits close to the wall, and the green accents add a subtle touch of colour.