Outdoor Thermometer, Waterproof Window Thermometer Macaron Transparent Outdoor Garden Thermometer- Quantity: one piece Packing boxes Product name: outdoor door and window thermometer In winter, the indoor temperature and outdoor temperature of our house will be very different, especially in the northern winter, the temperature difference between the inside and outside will be 10 to 40 degrees. If it is convenient to know the outdoor temperature indoors, it provides us with a good basis for going out and dressing, which can effectively reduce our colds and other illnesses. The designed and produced door and window thermometer can be easily attached to the exterior surface of the glass door and window to accurately measure the outdoor temperature change. The door and window thermometer is a pointer-type instrument, and the interior is a highly sensitive bimetallic part that detects temperature changes in the environment. The product does not require any batteries, can prevent rain and the product function n is unaffected by weathering environments. Product The product uses a 3mm thick transparent acrylic plate as the dial of the thermometer, the core is covered with a stainless steel shell and 3M double-sided tape. The product has the function rainproof and can accurately and quickly measure the outdoor temperature. Product parameters: dial diameter: about 11cm Temperature measurement range: -4050C, accuracy +/-2C How to use: wipe the outside of the window or door glass with a cloth, Tear off the protective paper from the double-sided tape of the product, hold the product, and stick the product outside the window or door with your lapel, looking straight ahead. Close the window or door, you can read the outdoor temperature indoors. Cleaning method: The double-sided sticker is a plastic clip. The product can be unplugged from the plastic clip. Once the dirt on the dial is removed, the product can be easily buckled again. Good quality product