This 13.5-inch white dial temperature sensor with humidity sensor features large, bold numbers for quick, at-a-glance temperature readings. Designed with weather-resistant materials, this temperature and humidity gauge is durable for outdoor placement in your garden, porch, or deck, while the modern black and white design also works well as an indoor thermometer and humidity monitor for use in the kitchen or garage. With no batteries required in this analog thermometer and hygrometer, it offers versatile placement options and features an integrated keyhole hanger for easy mounting on any indoor or outdoor wall. The bi-metal coil thermometer included in this hygrometer thermometer provides reliable temperature and humidity readings all-year-round. Are you growing plants or vegetables? Consider this a great garden and greenhouse humidity and temperature gauge to maintain ideal growing conditions. Are you caring for a fur baby or have a reptile in the family? This indoor thermometer can help you ensure optimal living conditions for all types of animal enclosures.