Clear Fahrenheit Celsius Degree Circular Self Adhesive Window Outdoor Thermometer Pointer Temperature Meter Description: 1. The door and window thermometer is a pointer type instrument with high sensitivity and precision bimetallic sheet inside. It can sense the temperature change of the environment. 2. The product does not need any batteries and can be protected from rain. Its function is not affected by harsh environment. Feature: 1. The temperature is shown in degrees Celsius and Fahrenheit. 2. It can measure outdoor temperature quickly and accurately. 3. Easy to view outdoor temperature from home. 4. Self adhesive can be adhered to the window, waterproof can be easily cut off, so it can be removed from the base for cleaning, etc. Specification: Materials: acrylic dial, stainle steel cover, aluminum pointer Black temperature indicator / pointer Temperature measurement range: - 40 ~ 50 / - 40 ~ 120 accuracy + / - 2 Inner diameter: about 3.2cm/1.26'' Outer diameter: About 11cm / 4.33'' Pointer length: about 5.7cm/2.24'' Usage Method: Wipe the outside of the gla on the window or door with a cloth, tear off the protective film on the product and the protective paper on the double-sided adhesive tape, hold the product, and paste the product on the gla outside the window or outside the door by backhand, and watch to stick it properly. Close the window or door, you can read the outdoor temperature indoors. Cleaning Method: The 3 meter double-sided sticker is a plastic fastener. The product can be pulled out of the plastic fastener. After the dirt on the dial is removed, the product can be easily buckled on. Note: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 2. Please allow 1-2cm measuring deviation due to manual measurement. 1 X Window Outdoor Thermometer