Springfield Static Cling Thermometer This Cling Thermometer is made of a clear plastic film that sticks to your window electrostatically, allowing for fast and easy mounting anywhere without the need for brackets, hooks, or glue. A see-through design keeps your garden in full view while still providing the temperature readings you need. The 8-inch x 10-inch footprint features bold, sans-serif numbers for easy viewing from across the room. The temperature gauge ranges from -40 to 120 degrees Fahrenheit with weather icons showing hot and cold. To mount, clean the window surface prior to installation. Then, peel the thermometer from the plastic casing and adhere to a slightly damp surface. Its easy to remove and reapply. For most accurate temperature readings, avoid mounting in direct sunlight or near a source of heat. This thermometer has a 1-year warranty.