Product size: 4.3*4.3cm Temperature measurement range: 50C~+70C Humidity measurement range: 10%~99%RH Battery: CR2032*1 Temperature resolution: 0.1C Humidity measurement accuracy: +5%RH 1. Discover ComfortExperience the living environment with our mini hygrometer and indoor thermometer for home! This humidity meter with a user-friendly emoji display quickly reveals humidity levels, helping you adjust humidifiers and dehumidifiers for maximum comfort. 2. Precision & SpeedWhy settle for less? Our digital hygrometer indoor humidity and room thermometer boasts industrial-grade sensors, offering 2%RH and 1F accuracy. Enjoy real-time monitoring with readings updating every 10 seconds with this humidity sensor and temperature sensor. 3. Versatile & Adaptive Our hydrometer for humidity and room thermometer indoor is ideal for various spaces, such as living rooms, bedrooms, kitchens, offices, greenhouses, and more. 4. Effortless to UseNo more squinting or fumbling with buttons. Our thermometer for room temperature and hygrometer indoor humidity features an easy-to-read LCD screen with large bold numbers and is powered by a CR2032 battery (included).