10 inch large diameter indoor and outdoor thermometers and hygrometers (humidity measurement) for monitoring weather conditions. The large and clear resin display screen is easy to read at distance, without battery or worry of product rusting. The temperature range is -40 ℃ ～ 60 ℃ (± 2 ℃), degrees Celsius and Fahrenheit are optional, and the range of humidity is 0 ～ RH. The thermometer will be automatically calibrated and the pointer will automatically match the local temperature after 2 hours. The black and white design is simpler and stylish, suitable for home, office, factory, warehouse, etc. Product Feature: Material : PVC and resin Color: black and white Dimensions: 25 x 25 x 3.6cm / 9.8 x 9.8 x 1.4inch Package Included: 1x Indoor and Outdoor Weather Hygrometer Thermometer 1. Manual measurement, there will be some errors in the size, please refer to the actual size 2. Due to the light and screen difference, the product's color may be slightly different from the picture.