Wide Applications: Max Min wall mounted digital thermometer can be used indoors and outdoors, in the home, garden or greenhouse. An additional roof can provide additional protection against external damage. Meet your multiple needs and make your life easier, you will know the accurate temperature and humidity of the room you are in Measuring Range: The temperature unit of the greenhouse thermometer displays ℃/℉ for selection. The temperature measurement range is -20~50℃, the accuracy is ±1, and the error is small. The indoor or outdoor greenhouse digital thermometer accurately records the maximum and minimum values. High-quality material: The digital thermometer is made of high-quality ABS, which has high hardness and is not easy to oxidize, with good durability and stability, so no matter what room you are in, you will know the accurate temperature and humidity of any room Waterproof design: The upper part is a roof type, and the battery box also has a simple waterproof structure.