1.Safe and reliable: temperature humidity gauge meter with aluminum outer ring, glass mirror, plastic base, aluminum dial pointer, brass hanging ring, it can be calibrated without using the built-in sensor battery, durable enough for your long-term needs 2.The degrees data of humidity thermometer will be updated in real time, so you can always know the latest changes in temperature and humidity 3.Delicate design: with a classic dial design, the style is simple and generous, and the clear scale makes reading easy, it is also a pleasing decorative item to put at home 4.Measuring : the humidity thermometer can measure accurately and provide measuring degrees Celsius and Fahrenheit, 5.Widely applied: humidity thermometer is suitable for almost any measurement situations, as a measurement tool for both indoor and outdoor, such as gardens, walls, tables, refrigerators, doors, greenhouses, breeding boxes, cars, nurseries, etc., it can also be applied as a home decoration, beautiful and practical