Welcome to our shop. Introducing our Flintronic mini digital temperature and humidity meter. Compact Size: With dimensions of 43 x 43 x 13mm and weighing only 21g, it is small and portable, making it easy to carry and use anywhere. Functionality: This thermometer and hygrometer has a wide range of applications and can be used in various environments such as homes, offices, automobiles, schools, hotels, and laboratories. User-Friendly Design: The device includes visual indicators for humidity levels, displaying a smiley face for optimal humidity (40% to 70%) and a sad face for levels outside this range, enabling quick and easy monitoring. Accurate Measurements: It provides a temperature measurement range of -10°C to 70°C with an accuracy of ±1°C, and a humidity measurement range of 10% RH to 99% RH with an accuracy of ±5% RH. Power Source: The device is powered by a CR2032 battery (2 pieces included) and delivers fast, accurate readings with updates every 10 seconds. Customer Satisfaction: We prioritize our customers. If you encounter any issues with the product upon arrival, such as damage or incorrect items, please contact the seller directly. We are committed to providing prompt and satisfactory support.