- Set of 3 self-adhesive window thermometers, dimensions: 7.5 x 7.5 x 2.1 cm, made in Germany. - Measures temperature from -50 to 50 °C with an adjustable analogue display. - Simple installation: easily attach to the outside of any window using the adhesive pad, saving valuable windowsill space. - Ideal for reading outdoor temperatures directly from your room without clutter. - Environmentally friendly design: no batteries required, purely mechanical components. - Suitable for various settings including homes, greenhouses, and conservatories. - Installation instructions may not be provided in English. To install, clean the window surface, peel off the adhesive film, and affix the thermometer. - Keep the thermometer away from direct sunlight for accurate readings. Can be adjusted via the screw on the back if necessary.