Keeping a step ahead of changing weather helps you provide optimum conditions for growing vegetables and herbs. This galvanized metal and glass barometer shows changes in air pressure so you can anticipate rainy or dry periods and adjust watering, fine-tune your planting schedule and prepare protection against storms. Rust-resistant polished galvanized sheet metal surrounds glass face and plastic body. Large lettering is easy to read. May be placed indoors or outdoors as atmospheric pressure is not affected by location. Mounts to wall (hardware not included). 8" diam., 1 1/2" high. Made in China.