Indoor and outdoor decorative metal thermometer. This item is a high-quality temperature measuring instrument. This decorative thermometer compliments any decor. Try this in a window. Mount on wall using the 2 screws included. For the most accurate temperature readings choose a location that will not be exposed to direct sunlight or other direct heat sources. Do not hang in direct sunlight. The Acu-Rite name assures the utmost in quality and fashion and years of accurate time and temperature measurement. Limited warranty. 3.5" round. Aged brass. No. 00334A2: Scale: Fahrenheit & Celsius, Outdoor Temperature Range: -40 to 120 F, -40 to 50 C, Size: 3-1/2" Dia, Material: Metal, Type: Dial, Color: Brass, Shape: Round, Pkg Qty: 1, Package Type: Box Thanks for shopping Hipp Hardware Plus's Online Store for all your DIY and Home Improvement needs. Remember Hipps Help!