Outdoor Indoor Thermometer, Self Adhesive Window Temperature Transparent Monitoring Thermometer 40 to +50℃ Stick on Door for Swimming Pool, Kitchen, Garden

【Sensitive】 Pointer type instrument thermometer, inside is an accuracy bimetallic piece with high sensitivity, which can accurately sense the temperature change of the environment 【No battery requirement】The transparent temperature monitoring meter owns built-in highly sensitive precision bimetals to sense the temperature change. Without battery requirement, the thermometer is economic, eco-friendly, and can be easily installed on the window by sticker 【How to Use】 Wipe the outside of the window glass or door with a cloth, tear the protective film on the product's double-sided adhesive, hold the product and place the product outside the window or on the glass in front of the door. By closing the window or door, you can read the outside temperature inside 【Large Range】 The temperature measurement range is ‑40‑50℃, with a wide range of support, which can cope with temperature changes in different regions 【Notice】Please do not place the window thermometer under sunlight that directly shines, the light energy will be converted into internal energy, which makes higher temperature. You can rotate the dial left and right to re-calibrate in a small value difference. If the value difference is large in an abnormal situation, please pry the backoff, there is a calibration screw, you can also recalibrate it